38 + 25 + 75 = ?
140
138
148
150
Unni had 500 rupees with him and gave 150 rupees to Appu. Sometime later Raju borrowed 50 rupees from him. How much many does Unni have?
350
250
300
200
Find (x - y) - (x - y)
xy
x2
x2 + y
0
There are 38 children when the class started. 5 came in late. Sometime later, 3 went to attend the Math club meeting. How many are in the class now?
43
40
37
38
xz - yz =
(x - y)z
z(y - x)
(xy) z
xz + yz
