Start learning 50% faster. Sign in now
1 Man can do a work =6×12=72days 1woman Can do a work =8×18 =144days 1 child can do a work = 18×10=180days Now- (4men+12men+20children) can do a work in 2days = (4/72+12/144+20/180)2 = (1/18+1/12+1/9)2 = (9×2/36) =1/2 72 men can do a work in 1 day. The remaining ½ work can be done in a 1 day = 36men
If '%' means (+), '#' means ( - ), '@' means ( X ), and '&' means (÷), then what is the value of the expression:
80 % 110 & 5 @ 9 # 104
If x stands for ‘addition’, ÷ stands for ‘subtraction’, + stands for ‘multiplication’, and – stands for ‘division’, then 90 x 85 – ...
What will come in place of ‘?’ in the given expression?
13 × 11 + 12² + 27 × (2/3) = ?
Select the correct combination of mathematical signs that can sequentially replace '*' sign and balance the equation given below.
12* 6 * 3 * 54 * 9 * 12
If ‘+’ stands for ‘division’; ‘×’ stands for ‘addition’; ‘–’ stands for ‘multiplication’; ‘÷’ stands for ‘subtractionâ...
After interchanging the given two signs and two numbers, what will be the value of the following expression?
÷ and +; 6 and 25
8 ÷ 42 + ...
Select the correct combination of mathematical signs that can sequentially replace ‘*’ sign and balance the equation given below.
82 * 28 * 7...
If ‘%’ means (÷), ‘#’ means (-), ‘@’ means (×), and ‘&’ means (+), then what is the value of the expression:
42 & 12 # 25 % 5 @...
If ‘@’ means ‘+’, ‘#’ means ‘-’, ‘$’ means ‘×’ and ‘%’ means ‘÷’, then what is the value of the following expression?...
Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.
48 * 495 * 5 * 2 * 120 = 126