Page 2 - Ans Subjective Assesment

Set-2

1. One-fifth of a number minus 4 gives 3. Find the number1/5 x - 4= 3, 1/5 x=7, x= 35

2. Munna subtracts thrice the number of notebooks he has from 50, he finds the result is
44. 50-3x= 44, Ans=2

3. Solve the following:

(a) The teacher tells the class that the highest marks obtained by a student in her class
are twice the lowest marks plus 7. The highest score is 87. What is the lowest score?

2x+7=87, x= 40

(b) 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°).

40+2x= 180

2x= 140

X= 70