Question
If '+' means '-', ' X ' means '+', '-' means '÷' and
'÷' means ' X ', then what is the value of the following expression? 648 - 9 + 118 X 15 ÷ 12 + 780 - 12Solution
648 - 9 + 118 X 15 ÷ 12 + 780 - 12 648 ÷ 9 - 118 + 15 X 12 - 780 ÷ 12 72 - 118 + 180 - 65 252 - 183 = 69
If the sum of 60% of a fractional number and the number's square root is 5 greater than one fifth of the number, then the number is
Which of the following fractions lies between 3/7 and 8/9?
If log₁₀(x + 3) − log₁₀(x − 1) = 1, find the value of x.
2.666 …+ 2.77… in fraction form is:
Which of the following fractions is a terminating decimal?
If the numerator of a fraction is decreased by 20% and the denominator of the same fraction is increased by 30%, then what fraction of the old is the ...
If numerator of a fraction is decreased by 30% and the denominator of the same fraction is increased by 40%, then what fraction of the old is the new fr...
- The product of two decimals is 0.675. If one of the decimals is 2.5, then find the other decimal.
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