Form 2 Math Quiz 3.1 Part 1

The sum of 6p and 3q is S. Write a formula for S.

• S= 6p + 3q

• S = 6p - 3q

• S = 6p x 3q

Sofea bought 40kg of rice and used y kg of it every day. After 2 weeks, x kg of rice is left. Write a formula for x.

• x = 40 - 14y

• x = 40 + 14y

• 40 = x + 14y

• 14y = 40 - x

A loaf of bread costs RM 2.40 and a bottle of jam costs RM 7.50. Jian Wei paid

RM J for p loaf of bread and q bottle of jam. Write a formula for J.

• J = 2.4p + 7.5q

• J = 2.4p x 7.5q

• J = 2.4q + 7.5p

• J = 2.4q - 7.5p

• S

• a

• b

• 3

State the subject of formula for y = 4x + 6.

• y

• x

• 6

• 4x

State p as the subject of formula for h = 8p+7.

State h as the subject of formula for 9k = 3 (5g-h).

• h = 5g -3k

• h = 5g + 3k

• h = 3g - 5k

• h = 3g + 5k