Answer:
To find the values in each row, divide the values in the previous row by 4
Step-by-step explanation:
11a) False. If you simplify 8/30 you get 4/15 not 2/15.
11b) False. If you simplify 6/15, you get 2/5 not 3/5.
11c) true. 5/15 can be simplified to 1/3.
M = -8
-15 minus -7 equals -8

Hence, on the sales of Rs. 20000, Manas will receive a commission of: Rs. 1538.46