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Primary 4 | Maths
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Saanvi
Saanvi

Primary 4 chevron_right Maths chevron_right Singapore

Please help me to solve above question. Thank you

Date Posted: 1 year ago
Views: 464
sstrike
Sstrike
1 year ago
(a)
21÷(9-6)=7

(b)
7×9=63

See 2 Answers

Let number of days be y.

9 x y = total number of pages

(6 x y) + 21 = total number of pages

So

9y = 6y + 21
3y = 21
y = 7

Number of days = 7

Number of pages = 9y = 9 x 7 = 63
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Shawn
Shawn's answer
38 answers (Tutor Details)
Saanvi
Saanvi
1 year ago
Thank you
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sstrike
Sstrike's answer
3321 answers (A Helpful Person)
Ans : 7 days / 63 pages