CLASS VIIIB AND VIIID HOMEWORK

                          Linear equations in one variable

ONE MARK QUESTIONS

1. The value of‘t’ in 2t/5 =10 is

  (a) 10        (b) 50.         (c) 25.

2.The value of p in 17+6p=5 is

 (a) 22.        (b) -2.         (c) -12.

3. The value of y in 7y-9=4 0 is

 (a) 7           (b) 49         (c) 40

TWO MARKS QUESTIONS

1.      What is the value of y if 3y=2y+18.

2.      Solve for m if  (5m -8)/5 = 3.

THREE MARKS QUESTIONS

1.   Solve.  8y + 4 = 3(y-1) +7.

 2. Solve.  (m-5) /3 = (m-3)/5.

3. Solve.  0.25(4n-3) = 0.05(10n- 9)

FOUR MARKS QUESTIONS

1.The ages of Rahul and Haroon are in the ratio  5:7. Four years later ,the sum of the ages will be 56 years. What are their present ages?

2.The Sum of the digits of a two digit number is 9 and when we interchange the digits it is found that the resulting new number  is greater than the original number by 27. Find the number. 

 3. Half of a herd deer grazing in the field and three fourths of the   remaining   are playing near by and the rest  9 are drinking water from the pond. Find the number of deer in the herd.