Question

preeta bought 7/2 m ribbon at rupees 38/7 per m,19/4 m cloth at rupees 55/2 per m. how much money did she spend

Answer 1

as 1 meter of ribbon cost 38/7 rupees cost of 7/2 m ribbon is 7/2×38/7=19 and also given that cost of 1 meter cloth is 55/2 rupees than cost of 19/4 m cloth is 130.625

total amount spent is = 19+130.625 =149.625

Answer 2

Preetha spend Rs 149.625

Solution:

Preeta bought 7/2 m ribbon at rupees 38/7 per meter

Therefore,

$Cost\ of\ 1\ meter = \frac{38}{7} \\\\Cost\ of\ \frac{7}{2}\ meter = \frac{38}{7} \times \frac{7}{2} \\\\Cost\ of\ \frac{7}{2}\ meter = Rs\ 19$

She bought 19/4 m cloth at rupees 55/2 per m

$Cost\ of\ 1\ meter = \frac{55}{2} \\\\Cost\ of\ \frac{19}{4}\ meter = \frac{55}{2} \times \frac{19}{4} \\\\Cost\ of\ \frac{19}{4}\ meter = Rs\ 130.625$

how much money did she spend

Total amount spend = 19 + 130.625

Total amount spend =  149.625

Thus Preetha spend Rs 149.625

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