Which country among the following voted in 2015 to be the first country to allow three parent in-vitro fertilization?

If Tan A = 15/8 and Tan B = 7/24, then Cos (A + B) = ?

Which is the correct ascending order of the given numbers?

Read the statements and select a conclusion from the given alternatives.

Statements :

All pens are pencils. Some pencils are erasers. Some erasers are ropes. All ropes are tents.

Conclusions :

I. Some tents are trams
II. Some ropes are pens
III. Some erasers are pens
IV. Some pencils are pens

Mr. Mahesh sold a bus for Rs. 22,100 with a loss of 15%. At what price should the bus be sold to get a profit of 15%?

Variance of the data 2, 4, 5, 6, 8, 17 is 23.33. Then the variance of 4, 8, 10, 12, 16, 34 will be

The mean of the data 1, 1/2, 1/2, 3/4, 1/4, 2, 1/2, 1/4, 3/4 is

Which country is going to organize the FIFA U-17 World Cup in the year 2017?