Fill in the blanks in units in whole numbers or decimals.
Adam spends 40% of his money on food and
70% of the remainder on rental.
Let the total amount of money be 5 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.
40% =
40100 =
25 Total amount that Adam has = 5 u
Amount that Adam spends on food = 2 u
(b)
Amount that Adam has left after spending on food
= 5 u - 2 u
= 3 u
(c)
Amount that Adam spends on rental
= 70% x 3 u
=
70100 x 3 u
= 0.7 x 3 u
= 2.1 u
(d)
Amount that Adam has left
= 3 u - 2.1 u
= 0.9 u
Answer(s): (a) 2; (b) 3; (c) 2.1; (d) 0.9