Riya participates in diwali mela with her friends for the charity to centre of handicapped children they donate Rs 3600 to the centre from the ammount earned in mela if each girl donates Rs 150 and each boy donates Rs 200
(a) form the linear equation in two varibales
(b) if number of girls are 8 find number of boys

Priyanka and arti decided to doneate Rs 1600 for the army windows let priyanka 's shares as 'x' and arti share as'y' (a) form a lienar equation in two variables (b) if priyanka donates thrice the amount donated by arti then find out the amount donated by both

There are 40 children in a playground. If the number of girls is 25 and the remaining are boys, find the ratio of: The number of girls to the number of boys.

In a state, all the school teachers decided to help those underpriveleged children in the streets by donating some money every year to the child welfare fund. In the first year, they donated Rs. 10,000 in the second year they donated Rs. 20,000 and in the third year they donated Rs. 30,000 and they continue to pay for 10 years. Find the total amount that will be doneated after 10 years.

RS.4900 was divided among 150 children if girls gets Rs 50 & a boy gets Rs 25 then find the Number of boys & girls

Mrs. Joshi spends 60% of his income from the balance she donates Rs. 300 to an orphanage. She is then left with Rs. 3,200. What is her income?

The students of a class donated a sum of Rs 2, 209. If each student donated as many rupees as the number of students in the class, then the number of students in the class is

For Okhi relief fund, the girls of 9 A donated rupees 4400 , and the boys donated rụpees 4200 . The average amount given by the girls is rupees 200 and that of boys is rupees 150 : Then, a) How many students are there in the class? b) Find the average amount given by the students of 9 A .