Pls help me in this math question. Thank you

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primary 5 | Maths | Area & Volume
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primary 5 Maths Area & Volume Singapore

Pls help me in this math question. Thank you

Date Posted: 5 years ago

Comments 8 add a comment

C Meen

5 years ago

Is using algebra allowed?

Yasshini

5 years ago

I think you must multiply it

Tsl

5 years ago

We have not learn yet, is there other matter?

Tsl

5 years ago

Pls help. Thank you

C Meen

5 years ago

I cannot do without algebra

Tsl

5 years ago

May I know what is your answer?

C Meen

5 years ago

Volume of water
= 12 x 10 x 11
= 1320

Let x be the height
120x + 70x + 30x = 1320
220x =1320
x = 1320/220 = 6cm

Volume pour out
= 70x + 30x
= (70 x 6) + (30 x 6)
= 420 + 180
= 600 cm cube

Tsl

5 years ago

Thank you very much

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Date Posted: 5 years ago

Comments 2 add a comment

Tsl

5 years ago

Thank you

Tsl

5 years ago

Thank you

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