Question

Find the cost of

a) 10 kg of tea leaves when 3 kg of tea leaves cost $18,
b) a (expression) kg of sugar when b kg of sugar cost $c

Answer 1

we know that

the cost of 1 kg tea leaves = 3/18$

now

the cost of 10 kg tea leaves is = (3/18)*10

Answer 2

a) price = (18 * 10)/3 = 180/3 = $60
Find the lowest common multiple of 3 and 10 (the LCM) and divide by 3.
b) sorry but I don’t understand this question