DELHI POLICE MATHS QUIZ-47

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Question 1:

Which of the following is the largest fraction?$\frac{6}{11}, \frac{13}{18}, \frac{15}{22}, \frac{19}{36}, \frac{25}{33}$

Question 2:

P started a business with Rs. 80000 and after some months Q joined with Rs. 60000 . If the profit at the end of the year was divided in the ratio $2: 1$, then after how many months did $Q$ joined the business?

Question 3:

A person spent $65 \%$ of the income on purchasing items $\mathrm{A}$ and $\mathrm{B}$ and the rest of the amount is his savings. He spent ₹ 1,800 on purchasing item $A$ and ₹ 3,270 on purchasing item $B$. The savings amount (in ₹ ) was:

Question 4:

A shopkeeper makes a profit of $8\%$ by selling the article giving two successive discounts of $10\%$ and $20\%$ on the marked price of an article. The marked price of the article is what percent more than its cost price?

Question 5:

A train covers 400 km at a uniform speed. If the speed had been 10 km/h more , it would have taken 2 hours less for the same journey. What is the speed of the train (in km/h )?

Question 6:

The value of $\frac{5.75+\frac{5}{7} \text { of } 28-4.5}{\frac{3}{4} \text { of }(15.8-3.4)+5 \times 2.39}$ is:

Question 7:

If $x \%$ of 240 is equal to $60 \%$ of $(x+450)$, then $20 \%$ of $(x+50)$ is what percentage less than $40 \%$ of $x$ ?

Question 8:

A person spends 22% of the monthly income on house rent, 40% of the income on house expenses and groceries, and 50% of the remaining on children's education and other heads. If the monthly savings are Rs. 3,800, then what is the expenditure (in Rs) on education and other heads?

Question 9:

The price of an article is marked 20% above its cost price. If the shopkeeper makes a profit of $8 \%$ even after giving discount $\mathrm{x} \%$, then find the value of $x$.

Question 10:

Let $x$ be the least number of 4 -digits which when divided by $12,15,20$ and 27 leaves, in each case, a remainder $7 .$ What is the sum of the digits of $x$ ?