Start learning 50% faster. Sign in now
ATQ, we can say that The capacity of the tank be = 60 units So, Part of the tank filled by P in 1 minute is = 3 units So, Part of the tank filled by Q in 1 minute = 2 units Therefore, Part of the tank emptied by R in 1 minute = 1 unit So, Part of the tank filled by P, Q and R in 1 minute = 4 units Hence, the Required time will be = [(¾) x 60 x (¼)] = 11.25 minutes
If '+' means 'division', '-' means 'multiplication', '÷' means 'addition' and ' X ' means 'subtraction', then what is the value of the following expres...
Which two signs need to be interchanged to make the following equation correct?
62 – 12 × 60 ÷ 12 + 30 = 92
Which two signs should be interchanged to make the below equation mathematically correct?
9 ÷ 3 + 6 – 6 × 2 = 30
Select the odd group of numbers.(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digi...
What will come in place of ‘?’ in the given expression?
12 × 12 + 10² + 24 × (5/4) = ?
If ‘÷’ means ‘addition’, ‘+’ means ‘subtraction’, ‘-’ means ‘multiplication’, and ‘x’ means ‘division’, what will be th...
Mohit and Sudesh bought pens and notebooks from the same shop. Mohit bought 3 pens and 6 notebooks by paying an amount of ₹180. Sudesh bought 5 pens a...
If 22 – 16 means 352, 450 + 50 means 9, 9 ÷ 3 means 12, 11 x 8 means 3, then ' 280 – 5 x 240 ÷ 450 + 9 x 26' = ?
Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.
44 * 392 * 7 * 11 ...
If '%' means (+), '#' means ( - ), '@' means ( X ), and '&' means (÷), then what is the value of the expression:
80 % 110 & 5 @ 9 # 104