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This a Part Whole question.

1. Before.  Transport 28u. Food 42u. Saved 30u. Total 100u

2. After. Total 120u.    Save 30u × 130% = 39u.

    Transport    Food     Save     Total    
Before  28u 42u 30u 100u
After      39u 120u

39u = 780

1u = 780 ÷ 39 = 20

a)

30u = 30 × 20 = 600

b)

100u = 100× 20 = $ 2000

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Note.

This question missed out the food anount this month.

 

 

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