Important Maths (Elementary Arithmetic) Questions Answers with Solution for UPSSSC UP PET Exam 2025 – 2026. Practice set of Mathematics Objective MCQs for preparation of Uttar Pradesh Preliminary Entrance Test.
Elementary Arithmetic for UP PET: (05 Marks)
Whole numbers, fractions and decimals
Questions 1: A number 2X16 is divided by the smallest number divisible by 4 and 9. The resulting number is the square of 9. Find the value of X.
A) 5
B) 3
C) 7
D) 9
4,9 The smallest number divisible by =36
Square of 9 = 81
36×81=2916
x=9
Question 2: Find the difference between the digits of the largest number which can exactly divide 144 and 216?
A) 3
B) 5
C) 2
D) 4
The HCF of 144 and 216 is 72.
Now, find the difference between the digits of HCF (72):
The digits in 72 are 7 and 2
Difference of these digits: 7−2=57 – 2 = 57−2=5
Question 3: What is the smallest positive number which when subtracted from 12 and 21 gives their third ratio as 36?
A) 5
B) 4
C) 3
D) 2
12-x : 21-x :: 21-x : 36
x2+441-42x =12×36 -36x
x2-6x+9 =0
x=3
Question 4: If a number is as much greater than 31 as it is less than 75, then what will that number be?
A)160
B) 44
C) 74
D) 53
31+x=75-x,
2x=44,
x=22
Number = 31+22=53
Question 5: What is the smallest number that must be added to 2055 so that the sum is exactly divisible by 27?
A) 28
B) 24
C) 27
D) 31
When 2055 is divided by 27, the remainder is 3.
Now we need to subtract this remainder from 27 to make it exactly divisible:
27−3=24
Average : UP PET Maths Questions
Question 1: A car travels the first 140 km in 3 hours and the next 180 km in 5 hours. What is its average speed (in km/h) during the entire journey
A) 50
B) 45
C) 30
D) 40
140+180 = 320 Km
Time = 3+5 =8Hrs
Average speed=320/8=40 km/h
Question 2: The average weight of eight people is 40 kg. If one person is removed, the average weight becomes 38 kg. What is the weight of the removed person?
A. 33.25 kg
B. 78 kg
C. 38 kg
D. 54 kg
total weight of 8 persons = 40×8=320 kg
total weight of seven persons = 38×7=266 kg
weight of the person removed = 320-266= 54 kg
Question 3: Find the average of 512, 620, 428, and 580?
A. 560
B. 480
C. 535
D. 495
Sum of 512, 620, 428, and 580 =2140
Average =2140/4=535
Question 4 : The average of 3, 5, 10, and x is 5. The average of 8, 12, 15, x and y is 9. The values of x and y are _______________________________ respectively.
A. 3 and 9
B. 2 and 3
C. 3 and 8
D. 2 and 8
3+5+10+x =5×4 =20, x=20-18=2,
8+12+15+2+y=9×5, y=45-37=8
Question 5: The average of 11 results is 50. If the average of the first six results is 51 and the average of the last six is 59, then find the sixth result.
A. 66
B. 86
C. 110
D. 107
Grand total=50×11=550
total of first six results=51×6=306
Total of last six results=59×6=354
The sixth result is counted twice, once in the first six results and once in the last six results.
306+354=550-The sixth result,
The sixth result, = 660-550=110
Simple Arithmetic Equations
Question 1: If of
, then find the value of K.
A.136
B.192
C.239
D.147
115×3+k=57+435
K=592-345=147
प्रश्न 2 :Simplify the following?
30 % of [ { (820% of 40) – 28 } ] % of 600
A. 200
B. 540
C. 500
D. 250
30 % of [ { (40×820/100) – 28 } ] % of 600,
30 % of [ { 328 – 28 } ] % of 600,
30 % of [ 300 ] % of 600,
30 % of 600 x300/100,
30 % of 1800,
1800×30/100=540
प्रश्न 3 : Simplify the following expression:
A. 47
B. 45
C. 44
D. 46
25 – 2 + 11.5 + 9.5,
23+21=44
Question 4 : Find the value of .
A. 36
B. 9
c. 6
D. 7
21+5-3-9+36-45
62-56=6
Question 5 : What is the value of 12 % of 4 % of 7 % of ?
A.121
B.583
C.672
D.386
=2x7X4X12=672
Percentage : UP PET Maths Questions
Question 1: The marked price of an item is Rs 1600 but Rohan gets a discount of 20 percent. He sells the item for Rs 1600. What is Rohan’s profit percentage?
A. 25 percentage
B.22 percentage
C.20 percentage
D.18 percentage
20 percentage of 1600 = 1600×20/100=320
CP =1600-320 = 1280
profit = 320
profit percentage =320/1280X100 =25%
Question 2: Out of a stock of grain, part is rotten. What percent of the grain in that stock is not rotten?
A. 87.5%
B. 75%
C. 77.5%
D. 90%
In percentage =
Question 3: A city had a population of 82,000 at the beginning of 2019. Its population is increasing at the rate of 2% annually. What is its population (rounded off to the nearest integer) at the beginning of 2022?
A. 88000
B. 86789
C. 87019
D. 85000
2019 – 82,000
2020- 82,000 + 1640=83640 (Add 2%)
2021- 83640+1672.8 = 85312.8
2022- 85312.8+1706.256= 87019.056
Population = 87019
Question 4: The price of a painting increased from Rs 140000 to Rs 182000. What is the percentage increase in the price of the painting?
A. 50 Percent
B. 10 Percent
C. 30 Percent
D. 40 Percent
Increase = 182000 – 140000 = 42000
Percentage Increase = 42000/140000X100 = 30%
Question 5: If the price of tea is increased by 20%, then by what percentage should the consumption of tea be reduced so that the expenditure on tea does not increase?
A. %
B %
C. 25 %
D. 20 %
Let Tea price = 100
New Price + 120 (20% increase)
Increase in spending= Rs 20
What is the percentage reduction in consumption?
Square and square root : UP PET Maths Questions
Question 1 : If x, y are rational numbers and . The values of x and y are
A. ,
B. ,
C. ,
D. ,
Example –
there fore,
Hence, the correct option is (d)
Question 2: If , then what is the value of
up to three decimal places?
A. 0.183
B. 0.185
C. 0.187
D. 0.189
Hence, the correct option is (d)
Question 3: If , then what is the value of x?
A. 3
B. 6
C. 7
D. 9
Example –
6x – 3 = 15
6x = 18
x = 3
Hence, the correct option is (a)
Question 4: Which number is the largest among the numbers ?
A.
B.
C.
D.
Clearly,
Hence, the correct option is (d)
Question 5: 553 + 173 – 723 + is equal to 201960?
A. -1
B. 0
C. 1
D. 17
We have, the given expression is
=
Since, 55 + 17 – 72 = 0
Therefore, the given expression =0
Hence, the correct option is (b)|
Question 6 : What is the simplified value of ?
A.
B.
C.
D. 1
=
=
Hence, the correct option is (b) |
Question 7 : What is the value of ?
A. 121.6
B. 40
C. 160
D. 111.6
= 75.8 + 35.8 = 111.6
Hence, the correct option is (d)
Question 8 : Simplification:
A. 0.001
B. 0.1
C. 0.0016
D. 0.016
Let x = 0.08 और y = 0.02
Therefore, the given expression
=
= x + y = 0.08 + 0.02 = 0.1
Hence, the correct option is (b)
Question 8: What is equal to?
A. 250
B. 2500
C. 2.5
D. 25
Let x = 0.75 और y = 0.25
So it was given
=
=
=
Hence, the correct option is (C)
Question 9: is equal to?
A. 7
B. -7
C.
D.
=
=
Hence, the correct option is (C)
Thanks for attempt Maths Questions practice set in English for UPSSSC UP PET exams.