Direction (66-70): What should come in place of the question mark(?) in the following number series?

8, 39, 155, 464, ?

Divided ₹ 1250 among A, B, C so that A gets   $$ {2\over9}$$ of B’s share and C gets   $${3\over4}$$ of A’s share,

The Product of three consecutive number is 4080. What is the least number?

The price of sugar is increased by 20 %. If the expenditure on sugar has to be kept the same as earlier, the ratio between the reduction in consumption and the original consumption is: 

Directions : What will come in the place of the question mark (?) in the following number series?

? , 8, 14, 34, 76, 148

A shopkeeper earns a profit of 25 percent on selling a radio at 15 percent discount on the Printed price. Finds the ratio of the Printed price and the cost price of the radio.

A mixture contains wine and water in the ratio 3 : 2 and another mixture contains them in the ratio 4 : 5 . How many litres of the latter mixture must be mixed with 3 litres of the former mixture so that the resultant mixture may contain equal quantities of wine and water?