SSC GD 3rd Dec 2021 Shift-1

A purse contains some coins in denominations of 1 rupee, 2 rupees and 5 rupees in the ratio 8 : 5 : 3. If the total worth of these coins is ₹132, then how many 5-rupee coins are there in the purse?

Three years ago, the value of a flat was ₹65.00,000. Its value depreciated at the rate of 5%, 4% and 3% at the end of the first, the second and the third year, respectively. What is its present value?

Simplify the fo llowing expression.
$$\frac{5}{7}$$ of $$\frac{2}{5}+\frac{3}{7}-\frac{1}{14}\times2\div1$$

A certain number of sweets can be equally distributed among 10, 20 and 25 children. But if there are 27 children and they are given equal number of sweets, 3 sweets are left. What is the minimum number of such sweets?

One round of a circular park having radius 21 m is the same as that of a square park. What is the length of the side of thesquare park?
(Use $$\pi = \frac{22}{7}$$)

Which is the smallest number which when divided by 8, 9 and 10 leaves remainder 1 in each case?

A and B working together can complete a work in 30 days. A alone can complete the same work in 50 days. In how
many days can B alone do the same work?

If $$\frac{1}{a}:\frac{1}{7}=\frac{1}{3.43}:\frac{1}{a}$$, then what is the value of a ?

Saurabh spends 20% of his monthly income on the education of his children. He spends 30% of the remaining on
conveyance and clothes. Further, he spends 50% of the amount still witll him on rent and maintenance of the house. After all the expenditure, he sends 50% of the amount still with him to his parents. He saves the remaining ₹11,200.
What is his monthly income?

The average marks obtained by 30 students in a Mathematics test, out of 100, is 76. Inadvertently, the marks of one student were written as 56 instead 65 and the marks of another student were written as 84 instead of 48. The correct average is: