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Since the pendulum rate will increase with an increase in gravity, and local gravity varies with latitude and elevation on Earth, pendulum clocks must be readjusted to keep time after a move. For example, a pendulum clock moved from sea level to 4000 feet will lose 16 seconds per day.
If four hats are picked at random, what is the probability that one is green, two are blue and one is red?
If "+" means "subtraction", "×" means "division", "÷" means "addition" and "–" means "multiplication", then solve 98 – 2 x 14 ÷ 5 – 7 + 40 .
Which two signs should be interchanged to make the following equation correct?
7 × 6 ÷ 3 – 6 = 40 + 20
If ‘%’ means (÷), ‘#’ means (-), ‘@’ means (×), and ‘&’ means (+), then what is the value of the expression:
75 & 15 # 50 % 2 @...
Which among the given operators should replace the “%” (in the same order) in the given expression below:
8 % 13 % 8 % 69 % 36 % 9
After interchanging the given two signs, what will be the value of the given equation?
- and X
144 + 216 ÷ 8 - 12 X 175 + 34
Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation.
400 * 100 * 25 * 15 * 12 = 452
If ‘A’ means (÷), ‘B’ means (×), ‘C’ means (+), and ‘D’ means (-), then what is the value of the expression:
28 B 3 C 30 A 6 D ...
If ‘<’ means ‘subtract’, ‘>’ means ‘addition’, ‘%’ means ‘multiplication’ and ‘$’ means ‘division’, then 55 > 24 $ 4 < ...
If '#' means ' - ', '@' means '+', '$' means '÷' and '&' means ' X ', then what is the value of the following expression?
72 # 91 $ 7 & 4 @ 18