# Maths

karen decorated her mother's birthday cake. one-third of candles are pink, three-eights are yellow, one-quater are blue and the two remaining candles are white. calculate

(a). the fraction of candles that are white.

(b). the total number of candles on the cake.

1. 👍
2. 👎
3. 👁
1. total number ---- x
(x/3 + 3x/8 + x/4) + 2 = x
(8x/24 + 9x/24 + 6x/24) + 2 = x
23x/24 + 2 = x
before going further, 1/24 of the candles must be white
and x/24 = 2
x = 48

check:
there were 48 candles,
1/3 pink ---- 16
3/8 yellow --- 18
1/4 blue ----- 12 , total sofar = 46
leaving 2 whites

1. 👍
2. 👎

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