SQUARE ROOT RATIO AND PROPORTIONS PERCENTAGE - Quiz

1) How many days a mechanic takes to assemble 64 machines if he assembles 8 machines in 3 days?

20 days 22 days 24 days 26 days

2) What will be the rpm of smaller gear if a 180 mm dia meshes with 60 mm dia gear and the bigger gear makes 60 rpm?

120 rpm 140 rpm 160 rpm 180 rpm

3) What is the percentage of copper if the casting weight of copper 42.3 kg and tin weight 2.7 kg?

Cu 92% Cu 94% Cu 96% Cu 98%

4) A motor cycle tyre is sold for Rs 300/- what is the purchase price if 25% profit is added to it.

Rs 200 Rs 220 Rs 240 Rs 260

5) What is the decimal fraction of conversion of 18.5%?

0.185 0.175 0.165 0.195