Arithmetic Expressions Class 7 MCQ

Arithmetic Expressions Class 7 MCQ

Arithmetic Expressions Class 7 MCQ

Question 1.

The value of 17 - (8 + 3) is

(a) 4

(b) 5

(c) 6

(d) 7

Solution:

(c) 6

Question 2.

What is the value of 36 ÷ 9 ?

(a) 27

(b) 4

(c) 45

(d) 324

Solution:

(b) 4

Question 3.

Which of the following is equal to 7 × 4 + 7× 9?

(a) (7 × 4) + 9

(b) 7 × (4 + 9)

(c) 4 + 7 × 9

(d) (7 + 4) × 9

Solution:

(b) 7 × (4 + 9)

Question 4.

The number of terms in the expression 6x4 + 9x3-3-2is

(a) 4

(b) 5

(c) 6

(d) 7

Solution:

(a) 4

Question 5.

Which of the following is equal to 9 × 7 - 5 × 7?

(a) 9 × (7-5)

(b) 9 × (7 + 5)

(c) (9 + 5) × 7

(d) (9 - 5) × 7

(d) (9 - 5) × 7

Case Study

Question 1.

Teacher wrote an expression on the blackboard :

(a) How many terms are there in this expression ?

Solution:

4

(b) Which of these terms has the largest value ?

Solution:

9 × 5

(c) Which of these terms has the smallest value ?

Solution:

-2 × 3

(d) What is the difference of these largest and smallest values ?

Solution:

45 - (-6) = 51

(e) What is the value of the given expression?

Solution:

56

Question 2.

A school is organising a field trip for 25 students. Each student is required to pay ₹ 400 for the bus and another ₹ 50 for snacks.

(a) Write an expression for the total money to be paid for bus.

(b) Write an expression for the total money for snacks.

(c) Write an expression for the total money to be paid for the whole trip.

(d) How many terms are there in the above expression (c) ?

(e) How much money will be collected from all the 25 students ?

Solution:

(a) ₹ 25 × 400

(b) ₹ 25 × 50

(c) 25 × 400 + 25 × 50 (₹)

(d) Two

(e) ₹ 10000 + ₹ 1250 = ₹ 11250.