Arithmetic Questions

If $3$ mangoes are sold for the cost price of $4$ mangoes, then the profit is

A sum of money kept in a bank amounts to $\text{Rs.}1,240$ in $4$ years and $\text{Rs.}1,600$ in $10$ years at same rate of simple interest. Find the sum.

A fisherman can row $2\text{ km}$ against the stream in $20\text{ minutes}$ and return in $15\text{ minutes}$. The speed of the boat in still water is

Amal and Bimal started a business. Amal invested $\text{Rs. }500$ for $9\text{ months}$ and Bimal invested some money for $6\text{ months}$. If they make a profit of $\text{Rs. }69$ in a year and Bimal gets profit share of $\text{Rs. }46$. The capital of Bimal in the business is

$\text{A}$ is twice as good a workman as $\text{B}$. $\text{A}$ and $\text{B}$ together complete a piece of work in $28\text{ days}$. In how many days will $\text{A}$ alone do the same piece of work?

A man makes a profit of $20\%$ on selling $20$ articles for $\text{Re. }1$. The number of articles he bought by $\text{Re. }1$ is

If $S=ut+\frac{1}{2}a{t}^2$ and $u=50$, $a=9.8$, $t=2$ the value of $S$ is

A single person takes $6\text{ minutes}$ to fill a bottle. If from $11\text{ am}$ to $12.30\text{ pm}$ $1845$ bottles are to be filled, how many persons should be employed on this job?

The average of first $10$ natural numbers is

Gold is $19$ times as heavy as water and copper is $9$ times as heavy as water. The ratio in which these two metals are to be mixed so that the mixed alloy becomes $15$ times as heavy as water is

If $a÷b$ means '$a$ is to be added to $b$ ' and $a\times b$ means '$a$ is to be divided by $b$ ', then find the value of the expression:
$$(14÷7)÷(14\times 7)$$

A person runs for $1\text{ hour}$, $1\text{ hour}$, $1.5\text{ hours}$ and $1.5\text{ hours}$, respectively, along the sides of a square track. If length of each side is $20\text{ km}$, then his average speed in $\text{km/hour}$ is

Masood purchased a plot for $\text{Rs. }8,000$. He sells the plot to Aftab at a profit of $20\%$. Aftab in turn sells that plot to Zahid at a loss of $20\%$. The plot costs Zahid

The ratio of cost price to sale price is $20:23$. What is the profit percentage?

The average of first 10 odd numbers is _______.

The ratio of 6 inch to 4 feet will be

Manoj can type 100 pages of a report in 10 hours and Bobby can do the same in 15 hours. They worked together for 5 hours. The remaining work was completed by Lucy in 2 hrs. if they received Rs. 2,400 for whole work, Lucy got

A caterpillar crawls up a pole $75\text{inches}$ high, starting from the ground. Each day it crawls up $5\text{inches}$ and each night it slides down $4\text{inches}$. When will it first reach the top of the pole?

The speed of an ant is $75\text{cm/sec}$. The ant travels in a day is:

If $a\oplus b=\text{L.C.M. of }a\text{ and }b$, and $a\otimes b=\text{G.C.F. of }a\text{ and }b$, then find the value of:
$$(12\otimes 16)\oplus (24\otimes 36)$$