SSC GD 3rd Dec 2021 Shift-3

If the difference between the compound interest and simple interest on ₹16,000 for 2 years at a certain rate of interest per annum is ₹102.40, then fmd the rate of interest per annum.

What is an approximate single discount equivalent to three successive discounts of 8%, 15% and 20%?

The average of 15 numbers is 55.4. The average of the first 6 numbers is 50 and the average of the next 4 numbers is 60.5. What is the average of the remaining numbers?

The value of $$36 \frac{2}{3} \div \left[27 + \frac{3}{8} of 24 + \left(45 \div 9 - 4\frac{3}{5}\right)\right]$$ is:

Two varieties of wheat have been mixed. In 60 kg of wheat, 40% wheat is of A quality and 60% wheat is of B quality. How much wheat of A quality should be fonher added to the mixed wheat so that there is only 40% of B quality wheat?

If $$x^{2}$$ : $$y^{2}$$ = 9 : 25 and 2 : $$x$$ = 5 : 15, then what is the value of y?

The compound interest on a sum for $$1\frac{3}{4}$$ years at 12% per annum is ₹2496, interest being compounded 8-monthly. What is the amount (in ₹) (to the nearest ₹) of the same sum for four years at the same rate, when the interest is compounded yearly?

A and B together can do a piece of work in 16 days. If A is 50% less efficient than B, then in how many days can A, working alone, complete the entire work?

A boat can travel at a speed of 17 km/h in still water. If the speed of the stream is 2 km/h, how much time (in hours) will be taken by the boat to go 95 km downsu·eam?

P sold an article to Q for ₹18000 by losing 20%. Q sells it to Rat a price which would have given Pa profit of 8%. The profit percentage earned by Q is: