৯০৩৫
Kalam has three daughters; Shaila, Meena and Tina. Three years ago, when Kalam was twice as old as Tina, he was 30 years older than Meena. Now he is 47 years older than Shaila. In 4 years, Shaila will be half as old as Tina. What is the sum of the current ages of Kalam and his three daughters?
উত্তর
138
৯০৩৬
In a garden, there are 10 rows and 12 columns of mango trees. The distance between two trees is 2 meters and a distance of one meter is left from all sides of the boundary of the garden. What is the length of the garden?
উত্তর
24 m
৯০৩৭
Due to reduction in the bus price by 15%, the number of passengers on a certain route increased by 40%. What will be the percentage increase in revenue?
উত্তর
19
৯০৩৮
Hassan completed 1/3 portion of a job in 8 days and left. Then Jashim was recruited and he worked for 5 days and left the job. Hassan again joined and completed the rest of the work in 12 days. How many days would Jashim require to complete the job alone?
উত্তর
30 days
৯০৩৯
Jerin has 40% more books than Rashed. However, if she gives 45 of her books to Rashed, then Rashed will have 10% more books than Jerin. How many books did Jerin begin with?
উত্তর
245
৯০৪০
Alim was hired for a job for 7 days. Each day, he was paid Tk. 10 more than what he was paid for the previous day of work. The total amount he was paid in the first 4 days of work equaled the total amount he was paid in the last 3 days. What was his starting pay?
উত্তর
TK. 90