Question
2 5 16 65 326
? What will come in place of the question mark (?) in each of the following series?Solution
2 × 2 + 1 = 5 5 × 3 + 1 = 16 16 × 4 + 1 = 65 65 × 5 + 1 = 326 326 × 6 + 1 = 1957
If ‘+’ means ‘× ’, ‘–‘ means ‘÷ ‘, ‘× ’ means ‘ – ‘ and ‘÷ ‘ means ‘+‘, then what will be the value of 24 ÷ ...
A recent survey of married couples in Indian metro cities showed that 20% of the couples have only one child, 45% of the remaining couples have two chil...
Select the correct combination of mathematical signs that can sequentially replace the ‘*’ signs and balance the given equation.
16 * 5 * 35 ...
- Which two signs should be interchanged to correct the given equation?
5 + 3 × 8 – 12 ÷ 4 = 3 If '+' means ' - ', ' X ' means '+', ' - ' means '÷' and '÷' means ' X ', then what is the value of the following expression?
112 - 4 + 65 X 22...
Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation.
24 * 2 * 16 * 2 * 13 = 53
If '#' means ' - ', '@' means '+', '$' means '÷' and '&' means ' X ', then what is the value of the following expression?
72 # 91 $ 7 & 4 @ 18
In a certain code of language, ‘+’ represents ‘×’, ‘-‘ represents ‘+’, ‘×’ represents ‘÷’ and ‘÷’ represents ‘-‘. Wh...
- If 'P' means 'division', 'Q' means 'subtraction', 'R' means 'addition', and 'S' means 'multiplication', then what is the value of the expression:
{... If,
40 – 14 means 560,
168 + 8 means 21,
26 ÷ 2 means 28,
8 x 7 means 1,
then 410 – 7 x 290 ÷ 350 + 7 x 21 = ?
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