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14-03-2021
Mathematics

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14-03-2021

Answer:

4.) 7 : 4 = 36[g] : x [g]

7 * x [g] = 4 * 36 [g]

7 * x [g] = 144 [g]

x [g] = 144 [g] / 7

x [g] ≈ 20, 57 [g]

5.) 3:2 250

3x + 2x =250

5x=250

x=50

3x=3*50=150

2x=2*50=100

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