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Hema Saran
Hema Saran

Primary 4 chevron_right Maths

Rule for the word "more than" and "less than"in the problem sum.

Date Posted: 2 years ago
Views: 208

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Janice Lee
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 Joy
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Let the amount of money Helen has be $x
Helen=$X
John=$3X
Sharon=$3X-66

Total amount of Helen. John and Sharon have is $214.

X + 3X + 3X-66 = 214
7X-66=214
7X=280
X=40

Since John has thrice as much money as Helen,
3X=3 x 40
= 120