Fill in the blanks in units in whole numbers or decimals.
Adam spends 50% of his money on food and
70% of the remainder on rental.
Let the total amount of money be 2 u.
- Amount that Adam spends on food = _____ u
- Amount that Adam has left after spending on food = _____ u
- Amount that Adam spends on rental = _____ u
- Amount that Adam has left in the end = _____ u
(a)
Change percentage into units.
50% =
50100 =
12 Total amount that Adam has = 2 u
Amount that Adam spends on food = 1 u
(b)
Amount that Adam has left after spending on food
= 2 u - 1 u
= 1 u
(c)
Amount that Adam spends on rental
= 70% x 1 u
=
70100 x 1 u
= 0.7 x 1 u
= 0.7 u
(d)
Amount that Adam has left
= 1 u - 0.7 u
= 0.3 u
Answer(s): (a) 1; (b) 1; (c) 0.7; (d) 0.3