Approximation and its Applications

Solve $18.0001\%$ of $\left(x\times \frac{5}{3}\right)=1490.99$ using approximation. Find $x$.

Solve $x\%$ of $450.001-$$x\%$ of $120.001=211.99$ using approximation and find $x$.

Find $53.002\times 9.97\times \left(57÷6.01\right)-152.99 –25.001$.

Solve $55.99\%$ of $\left(x\times \frac{3}{8}\right)=4584.001$ using approximation. Find $x$.

Solve $34.98\%$ of $800-$$x\%$ of $120.001=214$ using approximation.

Find the approximate value of $54.651$ correct up to two places of decimal.

Find the approximate value of $654.78901$ correct up to two places of decimal.

Find the approximate value of $5.555555$ correct up to four places of decimal.

Find the approximate value of $88.761589$ correct up to two places of decimal.

Find the approximate value of $73.45648$ correct up to two places of decimal.

Find the approximate value of $1.25428571$ correct up to four places of decimal.

Find the value of $1789·67+679·98+4532·21$

A $57 \mathrm{m}$ long ribbon is divided into $53$ equal parts. Find the value of each equal part.

A $15 \mathrm{m}$ long ribbon is divided into $14$ equal parts. Find the value of each equal part.

A $23 \mathrm{m}$ long ribbon is divided into $20$ equal parts. Find the value of each equal part.

A $17 \mathrm{m}$ long ribbon is divided into $14$ equal parts. Find the value of each equal part.

Find the approximation of following:-

$\frac{100\%}{3}\times 769·212$

Find the approximate value of $73.769$ correct up to two places of decimal.

Find the approximate value of $456.889$ correct up to two places of decimal.

Find the approximate value of $255.635$ correct up to two places of decimal.