Simplify (1.5 × 1.5 + 2.5 × 2.5 + 3.5 × 3.5 + 2 × 1.5 × 2.5 + 2 × 2.5 × 3.5 + 2 × 1.5 × 3.5) divided by (1.5 + 2.5 + 3.5).

A shop wants to sell a certain quantity (in kg) of grains. It sells half the quantity and an additio...

Find the value of the expression $$\frac{0.125 + 0.027}{0.5 \times 0.5 + 0.09 - 0.15}$$. ...

The difference of the greatest and smallest of the fractions $\frac{1}{2}$, $\frac{8}{11}$, $\frac{...

Simplify: $$ \frac{2}{10} \times \frac{5}{9} \times \frac{3}{8} $$ ...

Fractions $$ \frac{3}{4}, \frac{2}{3}, \frac{5}{6}, \frac{11}{18} $$ when written in descending ord...

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