EXERCISE

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Subject Experts Mathematics Solutions for EXERCISE

Simple step-by-step solutions to EXERCISE questions of Simple Equations from Foundation Course Mathematics. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from EXERCISE with Hints & Solutions

MEDIUM
7th CBSE
IMPORTANT

Two complementary angles differ by 10°. The larger angle is

MEDIUM
7th CBSE
IMPORTANT

How many days are there in x weeks and x days?

MEDIUM
7th CBSE
IMPORTANT

Find the value of x so that

455x-1-3x-1-x2=x+72

HARD
7th CBSE
IMPORTANT

Which of the following equations does not give 3 as its solution?

MEDIUM
7th CBSE
IMPORTANT

Which of the following statements is false?

MEDIUM
7th CBSE
IMPORTANT

Two numbers are in the ratio 2: 3. If 2 is added to first number and 10 is added to second number, then their ratio becomes 1: 2. The numbers are

MEDIUM
7th CBSE
IMPORTANT

Match the equations given in List-I with their solutions in List-II.

List-I List-II
(P) 5(2x-3)-3(3x-7)=5 (1) 12
(Q) 2x-2+34x-1=0 (2) -6
(R) x-24+13=x-2x-13 (3) 16
(S) x2+x4=18 (4) -1

 

HARD
7th CBSE
IMPORTANT

Match the equations given List-I with their solutions in List-II.

List-I List-II

(P) The fifth part of a number when increased by 5 equals its

fourth part decreased by 5. The number is 

(1) 9

(Q) Two third of a number is greater than one-third of a number by 3.

The number is

(2) 15

(R) A number when multiplied by 4, exceed itself by 45.

The number is

(3) 46

(S) A number is as much greater than 21 as it is less than 71.

The number is

(4) 200