The answer is D, 8$. One easy way to do it is to take 10% of 40, which is 4, and double it.
Answer:
Step-by-step explanation:
3 sqrt2
Answer:
50$
Step-by-step explanation:
5% of 500=25
If you earn 25 per year then in two years you will earn
25+25=50$
Answer:
45.
Step-by-step explanation:
Expected number of 1's = probability of a 1 * number of rolls
= 0.3 * 150
= 45 .