Simple Equations

Q.1: An _____________ is a condition on a variable such that two expressions in the variable should have equal value.

a) expression

b) equation

c) constant

Q.2: In an isosceles triangle, base angles are equal. If the vertex angle is 50 degree, then find the measure of base angles.

a) 75 degree

b) 65 degree

c) 50 degree

Q.3: When we subtract 11 from twice a number, we get 33. Set up an equation for this statement.

a) 2x + 11 = 33

b) 2x – 11 = 33

c) 11 – 2x = 33

Q.4: Find the value of ‘p’ in the equation : 27 = 3(p + 2)

a) 5

b) 7

c) 9

Q.5: Find the value of ‘q’ in the equation: q/3 = 7/11

a) 7/33

b) 10/11

c) 21/11

Q.6: Find the value of ‘m’ in the equation: 3(9 – m) = 30

a) 0

b) 1

c) (-1)

Q.7: Anuj’s brother is 5 years older than him. If the sum of ages of Anuj and his brother is 25 years, then find the age of Anuj’s brother.

a) 15

b) 10

c) 12

Q.8: “If the product of a, b and c is subtracted from 9, then we will get 25”, set up an equation for this statement.

a) abc – 9 = 25

b) 9 – abc = 25

c) abc + 9 = 25

Q.9: Find the value of q in the equation: q + 3 = (-33)

a) (-30)

b) (-36)

c) (-38)

Q.10: Find the value of k in the equation: 12k = 38

a) 12/38

b) 19/6

c) 2/3