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Let the three numbers be (a - d), a, (a + d) a - d + a + a + d = 15 3a = 15 a = 5 (5 - d)² + 5² + (5 + d)² = 83 25 + d² - 10d + 25 + 25 + d² + 10d = 83 2d² = 8 d² = 4 d = ± 2 series = 3,5,7
If '!' means ' - ', '#' means '+', '%' means '÷' and '@' means ' X ', then what is the value of the following expression?
25 # 3 % 15 @ 35 ! 23
In a certain code language, '+' represents '÷', ' - ' represents ' X ', '÷' represents '+' and ' X ' represents '-'. Find out the answer to the follow...
Select the correct combination of mathematical signs that can sequentially replace the sign * and make the equation correct.
8 * 12 * 7 * 5 * 3 * 201
If ‘+’ means ‘× ’, ‘–‘ means ‘÷ ‘, ‘× ’ means ‘ – ‘ and ‘÷ ‘ means ‘+‘, then what will be the value of 24 ÷ Â...
In a certain code language, '+' represents ' X ', ' - ' represents '+', '÷' represents '-' and ' X ' represents '÷'. Find out the answer to the follow...
Select the odd group of numbers.(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digi...
If ‘L’ denotes ‘addition’, ‘M’ denotes ‘multiplication’, ‘N’ denotes ‘subtraction’, ‘P’ denotes ‘division’, then what wi...
If the following interchanges are made in signs, then what would be the value of the following expression?
16 ÷ 64 X 20 - 16 + 18
Interch...
Which of the following interchange of sign would make the given equation correct?
45 × 9 + 5 ÷ 4 = 25
Select the correct combination of mathematical signs that can sequentially replace the ‘*’ signs and balance the given equation.
16 * 5 * 35 ...
