Question

Sally pays rs 55 for two tubes, a blue and a red tube. The blue tube costs rs 7 more than the red tube. How much does each tube cost?
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Answer 1

Answer:

24 rupees

Step-by-step explanation:

This can be answered in two ways, this is the easiest

55-7 = 48

48/2 = 24

Answer 2

Answer:

Let Cost of red tube be x.

Cost of blue tube be x+7

A.T.Q

x+x+7=₹55

2x=55-7

2x=48

x=48÷2

x=24

Cost of red tube=x

=₹24

Cost of blue tube=x+7

=24+7

=₹31