Babul attended five tests during the semester and the average of his test scores was 87. If has average score after first three tests were 85, what was the average of his 4th and 5th test?

What is the value of (x+2) (x-3) -(x+5) (x-6)?

In a lottery, 5% of the tickets printed can be redeemed for prizes, and 5% of those tickets have values in exc...

The average age of 15 people is 25 years. Out of them, total age of 2 people is 115 years. What is the average...

Since 1965 Mr. Ajmal has gained 2 pounds every year. In 1995 he was 40% heavier than what he was in 1965. What...

The number of stamps in Ziko's collection is 75% of the number in Pallab's collection. If Pallab has 80 more s...

The length of a rectangle is 6 feet more than the side of a square and the width of the rectangle is 6 feet le...