Pink, silver and black cloths are sold in 10 cm, 60 cm and 80 cm long respectively. John wanted to buy equal length of each color. What is the least number of rolls of each color he must buy?
- pink cloth
- silver cloth
- black cloth
(a)
LCM of 10, 60 and 80 is 240.
Number of rolls for pink cloth
= 240 ÷ 10
= 24
(b)
Number of rolls for silver cloth
= 240 ÷ 60
= 4
(c)
Number of rolls for black cloth
= 240 ÷ 80
= 3
Answer(s): (a) 24; (b) 4; (c) 3