Questions
A stadium has 50 rows. The first row has 40 seats and each successive row has 8 additional seats.
- How many seats are there in the last row?
- How many seats are there in the stadium in total?
A brick staircase has a total of 40 steps. The bottom step requires 500 bricks. Each successive step requires 10 less bricks than the prior step.
- How many bricks are required for the top step?
- How many bricks are required to build the staircase?
A cricket team consists of a number of players whose ages are in AP. The common difference of their ages is 4 months. The youngest player is of 18 years and the sum of their ages is 550 years. Find the total number of players and the age of the eldest player.
A community consists of a number of people whose ages are in AP. The common difference of their ages is 3 months. The youngest people is of 10 years and the sum of their ages is 341 years 3 months. Find the total number of people and the age of eldest people.
A class consists of a number of boys whose ages are in AP. The common difference is 4 months. If the youngest boy of the class be only 8 years and the sum of the ages of all boys be 168 years, find the number of boys and age of the oldest boy.
Sonika repays a loan of Rs 632500 by paying Rs 400 in the first month and then increases the payment by Rs 500 every month. How long will it take her to clear the loan?
Abdul repays a loan of Rs 193750 by paying Rs 200 in the first month and then increases the payment by Rs 150 every month. How long will it take him to clear the loan?
Ramjanam repays a loan of Rs 189000 on installment based system by paying certain amount in the first month and then increases the installment by Rs 400 every month so that it takes 30 months to clear the loan. Find the amount of first installment.
Mithailal repays a loan of Rs 29000 on installment based system by paying certain amount in the first month and then increases the installment by Rs 100 every month so that it takes 20 months to clear the loan. Find the amount of the first installment.
Ashma saves Rs 111 during the first month, Rs 222 in the next month, and Rs 333 in the third month. If she continues saving in sequence,
- In how many months will she save Rs 560550?
- Find the total savings at the end of 5 years.
- What will be the amount of savings only in $\rm 22^{nd}$ month?