Answer:
second one (b)
Step-by-step explanation:
The nickel (at the bottom) is increasing at a steady pace. We know this because the line is going in a linear motion (meaning in a straight line). And it is increasing by a steady number (the gradient is 5 grams).
Answer:
35 people in each
Step-by-step explanation:
105÷3=35
For an investment compounded continuously, the rule of 69 gives a better approximation than the rule of 72 (for normal compound interests).