Explanation

The question of unemployment bristles with difficulties.

" with" preposition means accompanied by (another person or thing).

we use with a preposition because " unemployment " is accompanied by " with difficulties"

Explanation

The prime numbers less than 50 are:

2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, and 47.

Their number is a total of 15 prime number which is less than 50

Explanation

Sum of first three prime numbers:  

2 + 3 + 5 = 10

Explanation

Explanation

Net percentage increase in Population = (2.5 - 0.5) = 2% each year.

Let the Original Population of the town be 100.

Population of Town after 1 year = (100 + 2% of 100) = 102.

Population of the town after 2nd year = (102 + 2% of 102 ) = 104.04

Now, % increase in population = 4.04 / 100 ×100 = 4.04%