Calculate 5-4 of 7-57-428-55-47-20

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Standard VI

Mathematics

Concept of Reciprocal

Calculate 5/4...

Question

Calculate 5/4 of 7/5

7/4

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28/5

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5/4

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7/20

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Similar questions

Q. Simplify:

(i)

(16^{- 1 / 5})^{5 / 2}

(ii)

\sqrt[5]{{(32)}^{- 3}}

(iii)

\sqrt[3]{(343)^{- 2}}

(iv)

(0.001)^{1 / 3}

(v)

\frac{(25)^{3 / 2} \times (243)^{3 / 5}}{(16)^{5 / 4} \times (8)^{4 / 3}}

(vi)

{(\frac{\sqrt{2}}{5})}^{8} \div {(\frac{\sqrt{2}}{5})}^{13}

(vii)

{(\frac{5^{- 1} \times 7^{2}}{5^{2} \times 7^{- 4}})}^{7 / 2} \times {(\frac{5^{- 2} \times 7^{3}}{5^{3} \times 7^{- 5}})}^{- 5 / 2}

Simplify:

(i) $(16^{\frac{- 1}{5}})^{\frac{5}{2}}$

(ii) $\sqrt[5]{(32)^{- 3}}$

(iii) $\sqrt[3]{(343)^{- 2}}$

(iv) $(0.001)^{\frac{1}{3}}$

(v) $\frac{(25)^{\frac{3}{2}} \times (243)^{\frac{3}{5}}}{(16)^{\frac{5}{4}} \times (8)^{\frac{4}{3}}}$

(vi) ${(\frac{\sqrt{2}}{5})}^{8} \div {(\frac{\sqrt{2}}{5})}^{13}$

(vii) ${(\frac{5^{- 1} \times 7^{2}}{5^{2} \times 7^{- 4}})}^{\frac{7}{2}} \times {(\frac{5^{- 2} \times 7^{3}}{5^{3} \times 7^{- 5}})}^{\frac{- 5}{2}}$

Q. Multiply:
(i)

\frac{7}{11} by \frac{5}{4}

(ii)

\frac{5}{7} by \frac{- 3}{4}

(iii)

\frac{- 2}{9} by \frac{5}{11}

(iv)

\frac{- 3}{17} by \frac{- 5}{- 4}

(v)

\frac{9}{- 7} by \frac{36}{- 11}

(vi)

\frac{- 11}{13} by \frac{- 21}{7}

(vii)

- \frac{3}{5} by - \frac{4}{7}

(viii)

- \frac{15}{11} by 7

If tan $θ$ = $\frac{4}{3}$ then (sin $θ$ + cos $θ$ ) = ?

(a) $\frac{7}{3}$ (b) $\frac{7}{4}$ (c) $\frac{7}{5}$ (d) $\frac{5}{7}$

Q. Find the median class of the following distribution.

Weight (in $k g$ )	Number of students
$45 - 47$	$7$
$47 - 49$	$5$
$49 - 51$	$8$
$51 - 53$	$12$
$53 - 55$	$10$
$55 - 57$	$2$
$57 - 59$	$1$

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