R. Gupta Solutions for Exercise 5: MULTIPLE CHOICE QUESTIONS

In an examination a candidate has to secure $40\%$ of the marks to pass. If a candidate secures $190$ marks and fails by $10$ marks, the total number of marks in the examination is:

If Ram's salary is $50\%$ more than Shyam's, how much percent is Shyam's salary less than Ram's salary?

Surinder appears in an examination, in which a student has to secure $36\%$ of the marks to pass. If he secures $198$ marks and fails by $18$marks, find the total marks in examination:

If $2$ litre of water are evaporated on boiling $8$ litre of sugar solution containing $6\%$ of sugar, the $\%$ of sugar in the remaining solution is:

The population of a city is $15,00,000$. It increases by $10\%$ during $1$st year, decreases by $20\%$ in $2$nd year and increases by $30\%$ in the $3$rd year. The population after $3$ years is:

A man spends $80\%$ of his income. His income is increased by $20\%$ and his expenditure is also increased by$15\%$. What is the $\%$ increase/decrease in his savings?

If the price of sugar is increased by $1 \%$, what · percentage should be the reduction in the consumption so that ·there is no extra expenditure:

The ratio of boys and girls in a school is $3 : 2$. $20\%$ of the boys and $25\%$ of the girls get a scholarship. What is the percentage of students who do not get the scholarship?