**7th grade math worksheet 10 :**

Here we are going to see 10 practice questions of mixed topics. We have been preparing this set of questions in order to test how you understood the topics.

**Question 1 :**

.Find the value of 664.02 ÷ 9.3

(A) 71.4 (B) 19.2 (C) 6.11

**Question 2 :**

Let A be the sum of seven 7's. Let B be the sum of seven A's. Then find the value of B?

(A) 175 (B) 781 (C) 343

**Question 3 :**

In triangle ABC, BC = 4 and CA = 6. If the perimeter of the triangle is 4 times the length of side BC, what will be the length of AB?

(A) 8 (B) 6 (C) 7

**Question 4 :**

David is 7 feet and 5 inches tall. His basketball hoop is 10 feet from ground. Given that there are 12 inches in a foot, how many inches should he jump to touch the hoop with his head?

(A) 35 (B) 31 (C) 38

**Question 5 :**

Cameroon has 3 triangles and 6 pentagons. If R is being the total number of sides of the shapes and S be the number of shapes he has, then S + R is

(A) 48 (B) 50 (C) 52

**Question 6 :**

Arnold would like to get at least 90% of math competition problems correct. However, he had only answered 20 out of 50 correctly so far this year. What is the least number of problems that he needs to solve in the future in order to reach 90%?

(A) 250 (B) 321 (C) 310

**Question 7 :**

Find the ratio of 250g to 10kg

(A) 1:50 (B) 40:1 (C) 1:40

**Question 8 :**

In 2010, the population of a town is 1,50,000. If it is increased by 10% in the next year, find the population in 2011.

(A) 185000 (B) 165000 (C) 1,25,000

**Question 9 :**

A company wishes to simultaneously promote two of its 6 department heads out of 6 to assistant managers. In how many ways these promotions can take place ?

**Question 10 :**

John got 66 marks out of 75 in Mathematics and 72 out of 80 in Science. In which subject did he score more ?

(A) 7 (B) 3 (C) 8

Answers

(1) 71.4

(2) 343

(3) 10 cm

(4) 31 inches

(5) 48

(6) 45 questions

(7) 40 : 1

(8) 165000

(9) 15 ways

(10) Science

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