SSC CGL MATHS QUIZ

In a school, the total students (boys and girls only) are 720 . Boys and girls are in the ratio $7: 5$. In another school, there are 560 students (boys and girls only) and the ratio of boys and girls is $3: 5$. The ratio of boys and girls in the total strength of the two schools is:

A sum of ₹ 25110 is divided between A, B, C, and D such that the ratio of shares of A and B is 8: 9, that of B and C is 3: 5 and that of C and D is 1: 2. What is the difference between the shares (in ₹ ) of B and D ?

The proportion of milk and water in 3 samples is 2: 1,3:2 and 5: 3. A mixture comprising of equal quantities of all 3 samples is made. The proportion of milk and water in the mixture is.

The ratio of marks obtained by Vinod and Basu is $6: 5$. If the combined average of their percentage is $68.75$ and their sum of the marks is 275 , find the total marks for which exam was conducted.

The current salary of Ram and Rahim are in the ratio $6: 5$. If their salaries are increased by Rs. 6000 then the ratio of new salaries become $8: 7$. Find the current salary of Rahim.

315 marbles are distributed among Aman, Ashok and Alok in the ratio $7: 3$ : $5$ , respectively. How many more marbles did Aman get compared to Ashok?

If (2x + 3) : (5x + 4) is the triplicate ratio of $3: 4$, find the square of 'x'?

The incomes of $\mathrm{A}$ and $\mathrm{B}$ are in the ratio $4: 7$, and the ratio of their expenditures is $1: 2$. If each of them saves ₹$ 4,800$ per month, then the income of B is:

Shalini saves one-third of her income. If her income increases by $x\%$ and expenses by $15\%$, then her savings increases by $21\%$. find the value of $x$.