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Shane has a winning lottery ticket. He gives some money to his daughter, some money to charity and invests in the rest,in the ratio 3:1:11
He gives £7221 to his daughter. How much money does he invest?

Shane has a winning lottery ticket He gives some money to his daughter some money to charity and invests in the restin the ratio 3111 He gives 7221 to his daugh class=

Respuesta :

He invests £5295.40

As:

3:1:11 = 3+1+11 = 15

7221/15 = 481.4

481.4 x 3 = 1444.20
481.4 x 1 = 481.40
481.1 x 11 = 5295.40