Class 7th - Simple Equation ( CBSE )

Simple Equation for VII th

1. Raju’s father’s age is 5 years more than three times Raju’s age. Raju’s father is 44 years old. Set up an equation to find Raju’s age.
2. A shopkeeper sells mangoes in two types of boxes, one small and one large. A large box contains as many as 8 small boxes plus 4 loose mangoes. Set up an equation which gives the number of mangoes in each small box. The number of mangoes in a large box is given to be 100.
3. Solve: (a) 3n + 7 = 25             b)  2q + 6 = 12              c)         4 + 5 (p – 1) = 34       d)     0 = 16 + 4(m – 6)
4. The sum of three times a number and 11 is 32. Find the number.
5. Find a number, such that one fourth of the number is 3 more than 7.
6. Raju’s father’s age is 5 years more than three times Raju’s age. Find Raju’s age, if his father is 44 years old.
7. The teacher tells the class that the highest marks obtained by a student in her class is twice the lowest marks plus 7. The highest score is 87. What is the lowest score?
8. In an isosceles triangle, the base angles are equal. The vertex angle is 40°.What are the base angles of the triangle? (Remember, the sum of three angles of a triangle is 180°).
9. Smita’s mother is 34 years old. Two years from now mother’s age will be 4 times Smita’s present age. What is Smita’s present age?
10. Sachin scored twice as many runs as Rahul. Together, their runs fell two short of a double century. How many runs did each one score?
11. Irfan says that he has 7 marbles more than five times the marbles Parmit has.Irfan has 37 marbles. How many marbles does Parmit have?
12. Laxmi's father is 49 years old. He is 4 years older than three times Laxmi's age.What is Laxmi's age?
13. Maya, Madhura and Mohsina are friends studying in the same class. In a class test in geography, Maya got 16 out of 25. Madhura got 20. Their average score was 19. How much did Mohsina score?
14. People of Sundargram planted a total of 102 trees in the village garden. Some of the trees were fruit trees. The number of non-fruit trees were two more than three times the number of fruit trees. What was the number of fruit trees planted?