Simplify 2\(\frac{5}{12}\) - 1\(\frac{7}{8}\) x \(\frac{6}{5}\)
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4,407 questionsA steel ball of radius 1 cm is dropped into a cylinder of radius 2cm and height 4cm. If the cylinder is now filled with water, what is the volume of the water in the cylinder?
Simplify \(\frac{5^x \times 25^{x - 1}}{125^{x + 1}}\)
Rationalize the denominator of the expression \(\frac{6 + 2\sqrt{5}}{4 - 3\sqrt{6}}\)
A square of cardboard is taped at the perimeter by a piece of ribbon 20cm long. What is the area of the board?
In base ten, the number 101101 (base 2) equals
After getting a rise of 15%, a man's new monthly salary is N345. How much per month did he earn before the increase?
If the value of \(\pi\) is taken to be \(\frac{22}{7}\), the area of a semi-circle of diameter 42m is
\((1.28 \times 10^{4}) \div (6.4 \times 10^{2})\) equals
In the figure, 0 is the centre of the circle ABC, < CED = 30o, < EDA = 40o. What is the size of < ABC?