It would be 89.
You can also just look up a list of prime numbers online.
Answer:
a. No
b. Yes
c. No
d. Yes
e. Yes
Step-by-step explanation:
a. 8 + 13 = 21. No
b. -6 - 10 = -4. Yes
c. 6 × 4.6 = 27.6. No
d. 15 × 3.9 = 58.5. Yes
e. -6 × (-5) = 30. Yes
4y is your answer because ffor is the mathmatical term for multiplying in any word problem.