২৬৬৩১
The average of 15 consecutive integers is 15. Find the smallest of the 15 integers?
উত্তর
8
২৬৬৩২
A dishonest shopkeeper professes to sell ghee at his cost price. But he these a defective weigth machine which reads of 950g for a kilogram. The gain of shopkeeper in percentage is
উত্তর
5.26
২৬৬৩৫
If p denotes + , Q dentes -, R denotes ÷, and S denotes X, then what is the value of 18s36R12Q6p7?
উত্তর
55
২৬৬৩৬
The length of a rectangular plot is 3 folds its width. Half the area of the plot is covered by a playground whose area is 363 square meter. What is the length of the plot?
উত্তর
15. 51 m
২৬৬৩৭
If the arithmetic mean of seventy five numbers is calculated, it is 35. If each number is increased by 5, then mean of new numbers is:
উত্তর
40
২৬৬৩৮
A box contains 10 electric bulbs from which 2 bulbs are defective. Two bulbs are chosen at random. What is the probability that one of them is defective?
উত্তর
16/45