Answer:
Step-by-step explanation:
The function translation / transformation rules: f (x) + b shifts the function b units upward. f (x) – b shifts the function b units downward. f (x + b) shifts the function b units to the left.
so it should be d
840
120 is 40% of 300, and 840 is 40% of 2100 is 840.
B
Sohan has read more pages and Sonali was more faster