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primary 5 | Maths
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Grace Goh
Grace Goh

primary 5 chevron_right Maths

Please help me. Thanks

Date Posted: 6 years ago
Views: 255
snell
Snell
6 years ago
Amy:
at first: ■ ■
spent: ■
left with: ■

Ben:
at first: □□□□
spent: □
left with: □□□

given:
■ = 2 x (□□□)

and
■ = □ + 3.50


So 2 x (□□□) = □ + 3.50
□ = 0.70

at first, Ben has 0.70 x 4 = $2.80

Amy has 2(0.70 + 3.50) = $8.40


hope this helps.
Grace Goh
Grace Goh
6 years ago
Thanks

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JASLYN LEE HUI MIN
Jaslyn Lee Hui Min's answer
4 answers (Tutor Details)
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Grace Goh
Grace Goh
6 years ago
Thanks
Grace Goh
Grace Goh
6 years ago
Thanks