HTET Exam - Level 1 PRT - Mathematics

HTET exam Level 1 PRT preparation with Clear Cutoff

Question Details
Exam: HTET
Level: Level 1 PRT
State: Haryana
Subject: Mathematics
Questions: 1346
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Question 161

Number Operations
संख्याओं पर संक्रियाएँ

The arithmetic mean, geometric mean and median of six positive numbers a, a, b, b, c, c where a < b < c are 73\frac{7}{3}, 2, 2 respectively. Then what is the sum of the squares of all the six numbers ?

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छः धनात्मक संख्याएँ a, a, b, b, c, c जहाँ a < b < c है, के समान्तर माध्य, गुणोत्तर माध्य और माध्यिका क्रमशः 73\frac{7}{3}, 2, 2 हैं। सभी छः संख्याओं के वर्गों का योग क्या है ?

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Question 162

Number Operations
संख्याओं पर संक्रियाएँ

What is the weighted mean of first 10 natural numbers whose weights are equal to the corresponding number ?

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प्रथम 10 धनपूर्णांकों का, जिनके भार संगत संख्याओं के बराबर हैं, भारित माध्य क्या है ?

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Question 163

Number Operations
संख्याओं पर संक्रियाएँ

What is the HCF of 8(x5−x3+x)and28(x6+1)8(x^5 − x^3 + x) and 28(x^6 + 1) ?

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8(x5−x3+x)और28(x6+1)8(x^5 − x^3 + x) और 28(x^6 + 1) का HCF (म० स० प०) क्या है ?

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Question 164

Number Operations
संख्याओं पर संक्रियाएँ

What is the remainder obtained when 1421 × 1423 × 1425 is divided by 12 ?

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1421 × 1423 × 1425 को 12 से विभाजित करने पर शेषफल क्या है ?

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Question 165

Number Operations
संख्याओं पर संक्रियाएँ

What is the greatest number that divides 13850 and 17030 and leaves a remainder 17 ?

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वह महत्तम संख्या, जो 13850 और 17030 को विभाजित करती है और शेषफल 17 छोड़ती है, क्या है ?

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Question 166

Number Operations
संख्याओं पर संक्रियाएँ

What is the remainder when (17^{23} + 23^{23} + 29^{23}) is divided by 23 ?

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(17^{23} + 23^{23} + 29^{23}) को 23 से भाग देने पर शेषफल क्या है ?

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Question 167

Number Operations
संख्याओं पर संक्रियाएँ

What is the LCM of 23\frac{2}{3}, 79\frac{7}{9} and 1415\frac{14}{15}

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23,79\frac{2}{3}, \frac{7}{9} तथा 1415\frac{14}{15} का LCM (लघुत्तम समापवर्त्य) क्या है ?

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Question 168

Number Operations
संख्याओं पर संक्रियाएँ

If H.C.F. (56, 72) = 56x + 72y, then x and y are equal to :

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यदि म०स०प० (56, 72) = 56x + 72y, तो x और y बराबर हैं :

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Question 169

Number Operations
संख्याओं पर संक्रियाएँ

The mean of 'n' observations is x. If the first observation is increased by 1. The second by 2, the third by 3 and so on, then the new mean is equal to :

Choose an answer to reveal your result and explanation.

n' प्रेक्षणों का माध्य x है। यदि प्रथम प्रेक्षण में 1 की वृद्धि की जाती है, द्वितीय में 2 की, तृतीय में 3 की और इसी प्रकार, तो नया माध्य बराबर है :

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Question 170

Number Operations
संख्याओं पर संक्रियाएँ

The number of consecutive zeros in 23×34×54×72^3 \times 3^4 \times 5^4 \times 7 is equal to :

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23×34×54×72^3 \times 3^4 \times 5^4 \times 7 में क्रमागत शून्यों की संख्या बराबर है :

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Question 171

Number Operations
संख्याओं पर संक्रियाएँ

For two positive integers a and b, there exist unique integers q and r such that a = bq + r, then r is :

Choose an answer to reveal your result and explanation.

दो धनात्मक पूर्णांकों व और b के लिए अद्वितीय पूर्णांक q और r का अस्तित्व इस प्रकार है कि a = bq + r, तो r है :

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Question 172

Number Operations
संख्याओं पर संक्रियाएँ

If n is a natural number, then (92n–42n)(9^{2n} – 4^{2n}) is always divisible by :

Choose an answer to reveal your result and explanation.

यदि n एक प्राकृत संख्या है, तो (92n–42n)(9^{2n} – 4^{2n}) हमेशा किससे विभाजित होगी ?

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Question 173

Number Operations
संख्याओं पर संक्रियाएँ

The sum and difference of the LCM and HCF of two numbers are 592 and 518 respectively. If the sum of the numbers be 296, then the numbers are :

Choose an answer to reveal your result and explanation.

दो संख्याओं के लघुत्तम तथा महत्तम समापवत्यों का योग तथा अन्तर क्रमशः 592 तथा 518 है। यदि संख्याओं का योग 296 हो, तो संख्याएँ हैं :

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Question 174

Number Operations
संख्याओं पर संक्रियाएँ

A number when divided by 114, leaves remainder 21. If the same number is divided by 19, then the remainder is :

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एक संख्या को 114 से विभाजित करने पर शेषफल 21 आता है। यदि इसी संख्या को 19 से विभाजित किया जाए, तो शेषफल है :

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Question 175

Number Operations
संख्याओं पर संक्रियाएँ

x and y are two positive integers such that the least prime factor of x is 3 and the least prime factor of y is 5, then the least prime factor of (x + y) is :

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x तथा y दो धनात्मक पूर्णांकों में x का न्यूनतम अभाज्य खण्ड 3 तथा y का 5 है, तो (x + y) का न्यूनतम अभाज्य खण्ड है :

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Question 176

Number Operations
संख्याओं पर संक्रियाएँ

Two numbers have 16 as their HCF and 146 as their LCM, then one can say that :

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दो संख्याओं का महत्तम समापवर्त्य 16 तथा उनका लघुत्तम समापवर्त्य 146 हो, तो कह सकते हैं कि :

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Question 177

Number Operations
संख्याओं पर संक्रियाएँ

How many numbers lie between 10 and 300, which leaves always a remainder 3 when divided by 4 ?

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10 से 300 के मध्य ऐसी कितनी संख्याएँ हैं जिनको 4 से भाग देने पर सदैव शेषफल 3 रहता है ?

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Question 178

Number Operations
संख्याओं पर संक्रियाएँ

The mean of the following data is :

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निम्न आँकड़ों का माध्य है :

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Question 179

Number Operations
संख्याओं पर संक्रियाएँ

The L.C.M. of two prime numbers x and y (x > y) is 161. Then the value of (x - y) is :

Choose an answer to reveal your result and explanation.

दो अभाज्य संख्याएँ x तथा y (x > y) का लघुत्तम समापवर्त्य 161 है, तो (x - y) का मान है :

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Question 180

Number Operations
संख्याओं पर संक्रियाएँ

If the average of a, b, c is 'm' and (ab + bc + ca) = 0, then the average value of a2+b2+c2a^2 + b^2 + c^2 is :

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यदि a, b, c का औसत 'm' है और (ab + bc + ca) = 0, तो a2+b2+c2a^2 + b^2 + c^2 का औसत मान है :

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