MA-642
Percentage increase and decrease
Lower Sec Maths · Secondary 1 · Hard · Percentage increase and decrease
Rachel’s weekly allowance increased from \2 to \$30 when she moved to Secondary 1.
(a) Find the percentage increase in her allowance.
(b) Express 4 minutes : 150 seconds in its simplest form.
(a) Find the percentage increase in her allowance.
(b) Express 4 minutes : 150 seconds in its simplest form.
- (a) 150%, (b) 8 : 5
- (a) 60%, (b) 4 : 3
- (a) 250%, (b) 16 : 15
- (a) 150%, (b) 5 : 8
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.