**7th grade math worksheets 2 :**

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 :**

A certain freezing process requires that room temperature be lowered from 40°C at the rate of 5° C every hour. What will the room temperature 10 hours after the process begins?

(A) -4°C (B) -10°C (C) -3°C

**Question 2 :**

In a class of 40 students 1/5 of the total number of students like to study English. Then how many students like to study English?

(A) 5 (B) 8 (C) 10

**Question 3 :**

A two wheeler covers a distance of 55.3 km in one liter of petrol. How much distance will it cover in 10 liters of petrol?

(A) 553 km (B) 524 km (C) 320 Km

**Question 4 :**

The ages in years of 10 teachers of a school are : 32, 41, 28, 54, 35, 26, 23, 33, 38, 40. What is the range of ages of the teachers?

(A) 31 years (B) 38 years (C) 40 years

**Question 5 :**

Find the value of p in the following equation 10p + 10 = 100

(A) 8 (B) 9 (C) 10

**Question 6 :**

The teacher tells the class that the highest marks obtained by a student in her class is twice the lowest marks plus 7 . The highest score is 87.What will be the lowest score?

(A) 40 (B) 32 (C) 55

**Question 7 :**

Find the angle x in the following picture.

**(A) 70° (B) 100° (C) 50°**

**Question 8 :**

In triangle ABC right angled at C. If AC = 5 cm and BC = 12 cm find the length of AB.

(A) 12 cm (B) 18 cm (C) 13 cm

**Question 9 :**

Find the percent of the following picture which is colored.

(A) 37.5 % (B) 25.8 % (C) 50 %

**Question 10 :**

The perimeter of a rectangle is 130 cm. If the width of the rectangle is 30 cm, find the area of the rectangle.

(A) 6400 cm^{2} (B) 1050 cm^{2} (C) 3000 cm^{2}

Answers :

(1) -10°C

(2) 8 students

(3) 553 km

(4) 28

(5) 9

(6) 40

**(7) 100° **

**(8) 13 cm**

**(9) 37.5 %**

**(10) **1050 cm^{2}

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