Answer:
16
Step-by-step explanation:
Comment if you want explanation
Number increased = 321 - 121 = 200
Percentage increased, 200/121 * 100 = 165.29%
Hope this helps!
Answer:
<h2>10(4-g)</h2>
Step-by-step explanation:

Rewrite 40 as 4 × 10

Factor out 10

Answer: 9.7 seconds
Step-by-step explanation:
