Gold, blue and pink cloths are sold in 10 cm, 30 cm and 50 cm long respectively. Japheth wanted to buy equal length of each color. What is the least number of rolls of each color he must buy?
- gold cloth
- blue cloth
- pink cloth
(a)
LCM of 10, 30 and 50 is 150.
Number of rolls for gold cloth
= 150 ÷ 10
= 15
(b)
Number of rolls for blue cloth
= 150 ÷ 30
= 5
(c)
Number of rolls for pink cloth
= 150 ÷ 50
= 3
Answer(s): (a) 15; (b) 5; (c) 3