Question

5. Rupa answered x long answer type questions correctly and scored 6 marks in short answer type
questions. What is her total score if each of the long answer type questions is of 4 marks?
How many months are there in x years.
6. Meenakshi scored one-half the total marks scored by Vandana and Seema. If Vandana and
Seema scored 5x and 3y marks respectively, write an algebraic expression for the marks
scored by Meenakshi.
7. Vinay is r years old. His brother's age is 4 years more than twice his age. What is the
difference in their ages?
8. A notebook costs * x and a pen costs 7 y. A girl purchased 8 notebooks
and 3 pens. She gave a hundred rupee note to the shopkeeper. Write an
algebraic expression for the change she will get back.
9. Rental for a telephone is 100 and the rate of calls is 30 paise per minute. Write an
algebraic expression to represent the amount of bill, if n represents the number of minutes
spent on calls.
10. Radhica bought x sweets at * 0.50 each and y chocolates at 5.85
each. She sold the sweets at * 0.85 each and chocolates at * 9 each.
Write an algebraic expression for the profit earned by her.
11. Write an algebraic expression for the perimeter of the unshaded
part of the rectangle in Figure 1.
Fig. I
x cm
1cm
la
V cm
licm
38 | ALGEBRA​

Answer 1

Answer:

sorry sorry I didn't know sorry for the late notice but I was out of town for a few days and I was unable to get to the west side.