Q20
Mac has £ 3 more than Ken, but then Ken wins on the horses and trebles his money, so that he now has £ 2 more than the original amount of money that the two boys had between them. How much money did Mac and Ken have between them before Ken's win ?
A.
£ 9
B.
£ 11
C.
£ 13
AnswerD.
£ 15
Answer: Option C
Solution
Answer: Option C
Solution:
Let money with Ken = x. Then, money with Mac = x + £ 3.Now, 3x = (x + x + £ 3) + £ 2 ⇔ x = £ 5.
Therefore Total money with Mac and Ken = 2x + £ 3 = £ 13.