last math assignment of the year!!!

Answer:
no 1 answer is 24
Step-by-step explanation:
no 2 answer is -5
Answer: Answer of first question= 24
Answer of 2nd question= -5
Step-by-step explanation:
1st question=
We know, a=2 and b=4
so, 3ab= 3×2×4
= 6×4
= 24
2nd question= 3-4×2
(Following the DMAS rule)
So, 3-4×2
=3-8
=-5