For the following questions answer them individually
The total salary of two employees, A and B, in an organisation was ₹40,000. After increasing the salary of A by 9% and of B by 11%, the total salary of A and B becomes ₹44,100. What was the initial salary of A?
The following bar graph shows the number of students in five different sections of Class 10.
What is the positive difference between the numbers of students in Section C and in Section D?
What should come in place of the question mark(?) in the following question?
$$2 \times 324 \times ? = 9^{2} \times 22^{2} \times6$$
5 men can complete a work in 12 days, and 6 women can complete the same work in 20 days. In how many days can 1 man and 1 woman together complete this work?
The ratio of the length to the width of a rectangle is 3 : 2. If the length of this rectangle is increased by 25% and its width is kept constant, then the area of the rectangle increases by 24 $$m^{2}$$. What is the width of this rectangle?
If $$\triangle$$ ABC is similar to $$\triangle$$ DEF such that BC= 3 cm, EF = 4 cm and the area of $$\triangle ABC= 54 cm^{2}$$, then the area of $$\triangle$$ DEF is:
At a certain rate of interest per annum, compounded annually, a certain sum of money amounts to two times of itself in 11 years. In how many years will the sum of money amount to four times of itself at the previous rate of interest per annum, also compounded annually?
The table below shows the number of toys of 6 different colours sold from a shop during a given period. The table also shows the percentage of toys of each colour which are cars.
What is the total number of car toys of C2 and C3 taken together?