exam Maths Puzzle Numerical Ability

a reduction of 20%in the price of sugar enables Mr shah to buy an extra 5kg of it for rs 320.find

1)original rate

2)the reduced price per kg

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exam Other Question

Find the volume of the cone. If two units of measure are used, give your answer in the smaller units.

22. r=1.2m
h=45cm

I converted 1.2m to cm. = 120cm
v=1/3(3.14)(
Please help I have no idea how to do this!

The difference between the selling price and the variable cost per unit for a given product is
called the contribution to profit for