CLASS 7 Quiz

CLASS 7 Quiz

Question Number 1

The mean of four numbers is 11. If two numbers are each increased by 3, and two numbers are each decreased by 3, what is the new mean of the four numbers?

A. 5

B. 11

C. 14

D. 17

Question Number 2

Two children and one man weigh the same as 5 children. If one child weighs 25 kg and each child weighs the same, then how much does the man weigh?

A. 50kg

B. 125kg

C. 25kg

D. 75kg

Question Number 3

A snail crawls 15 meters in 30 minutes. How many meters can it crawl in 2 hours?

A. 30m

B. 40m

C. 60m

D. 50m

Question Number 4

Find the value of x in the following: 12/3/2/7*x/7=11/4*2/3/1/6

A. 0.006

B. 1/6

C. 0.6

D. 6

Question Number 5

The ratio of the number of ladies to that of gents at a party was 3 : 2. When 20 more gents joined the party, the ratio was reversed. The number of ladies present at the party was

A. 24

B. 36

C. 32

D. 16

Question Number 6

Find the average of all the numbers between 6 and 34 which are divisible by 5.

A. 18

B. 24

C. 30

D. 20

Question Number 7

Two complementary angles are such that two times the measure of one angle is equal to three times the measure of the other angle. The measure of the larger angle is

A. 72

B. 54

C. 36

D. 18

Question Number 8

The point of intersection of the right bisectors of a triangle is called

A. In - Centre

B. Circumcentre

C. Orthocentre

D. centroid

Question Number 9

The sum of the interior angles of a 12 - sided regular polygon is equal to

A. 180

B. 1620

C. 1800

D. 360

Question Number 10

If x = 1 + 1________1

A. 3

B. 4

C. 6

D. 5

Question Number 11

The HCF of 1.08, 0.36, 0.90 is

A. 0.03

B. 0.9

C. 0.18

D. 0.108

Question Number 12

Find the value of (0.34 - 0.034)/(0.0034/34)

A. 3060

B. 0.306

C. 306

D. 0.0306

Question Number 13

The degree of the polynimial 2a2 + 4b8 is

A. 2

B. 8

C. 10

D. 1

Question Number 14

The solution of 0.2 (2x - 1) - 0.5 (3x - 1) = 0.4

A. 1/11

B. 3/11

C. -3/11

D. -1/11

Question Number 15

If two coins are toss together, find the probability of getting two tails

A. 1/2

B. 1/4

C. 3/4

D. 1/3

Question Number 16

There are 30 questions in a maths test. Jai got 80% of them correct. How many questions did he answer incorrectly?

A. 24

B. 18

C. 12

D. 6

Question Number 17

Three out of the four number are alike in a certain way. Identify the one which does not belong to the group: 19 67 37 69

A. 69

B. 37

C. 67

D. 19

Question Number 18

additive inverse of -5/9 is

A. -9/5

B. 0

C. 5/9

D. 9/5

Question Number 19

The volume of a cube is 343 cm cube. What is the length of each side of the cube.

A. 49

B. 11

C. 3

D. 7

Question Number 20

If the buying price of an article is Rs 200 and his gain% is 5%. Find the selling price of the article.

A. 190

B. 200

C. 205

D. 210

Question Number 21

What is the probability of losing a game, if the probability of winning the game is 0.745

A. 0.255

B. 1

C. 1.255

D. 1.745

Question Number 22

From the given integers the largest integer is

A. -1111

B. -111

C. -11

D. -1

Question Number 23

A rational number whose reciprocal does not exist is

A. 1

B. 0

C. -1

D. 10

Question Number 24

In statistics, a suitable graph for representing the partitioning of total into sub parts is called:

A. a bar graph

B. A picto - graph

C. A line graph

D. A pie chart

Question Number 25

If the perimeter of a semi - circle is 18 cm, what will be its diameter?

A. 9

B. 28

C. 7

D. 14