sl.no 6

How many kg of pure salt must be added to 30 kg of two percentage solution of salt and water to increase it to a 10 percentage solution ?

• 0.6kg

• 2.66kg

• 3.4kg

• 4.84kg

Election between two candidates 75% of the voters cast their votes, out of which two percentage of the votes were declared invalid. A candidate got 9261 votes which were 75 percentage of the total valid vote. Find the total number of vote enrolled in that election.

• 16800

• 27320

• 45678

• None

A person spend 75% of his income. His income is increased by 20% and he increased expenditure by 10%. Find the percentage increase in his savings.

• 10%

• 30%

• 50%

• 70%

10 percentage of the inhabitants of a village having died of Cholera, panic set in, during which 25% of the remaining inhabitants left the village. If population is then reduce to 4050. Find the number of original inhabitants.

• 6000

• 5000

• 9000

• 8000

Raman salary was decreased by 50% under subsequently increased by 50%. How much percent does he lose?

• 10%

• 15%

• 20%

• 25%

If the numerator of a fraction is increased by 15% and its denominator b reduced by 8% the value of the fraction is 15/16 find the original fraction.

• 0.5

• 0.75

• 0.25

• 0.6

The population of your town is 1,76,400. If it increases at the rate of 5% per annum what will be its population to years hence?

• 190000

• 180000

• 170000

• 160000