Arrange in descending order:
$\sqrt[3]{12},\sqrt[4]{20},\sqrt[6]{25},\sqrt{80},\sqrt[12]{112}$

Find the range of the following data:
25, 67,78, 43, 21, 17, 49, 54,76, 92, 20, 45,86, 37, 35

A is Bs sister, C is Bs mother, D is Cs father, E is Ds mother. Then, A is the _______of D.

A is richer then B, C is richer than A,D is richer then C,E is richest of all.if they are made to sit in the above degree of richness , who will have the central position?

A hollow cylindrical iron pipe is of length 35 cm. Its outer and inner diameters are 10 cm and 8 cm respectively. Find the weight of the pipe (if 1 cu.cm of iron weighs 7 gm.)

Find out the missing term in the given alphabet series.
AZ, GT, MN, _ , YB

7 men can complete a work in 52 days. In how many days will 13 men finish the same work?

If $\dfrac{a}{b}=\dfrac{9}{5}$,then $ \dfrac{a+b}{a-b}=?$

Find the LCM of 4⁵,4^-81,4¹² and 4⁷

Find the missing number in the following:
4242, 4254,4230, 4266, 4218, 4278,_____