Answer: 10 points
Step-by-step explanation:
Answer:
I think that it's 30 or 22 because there is a high chance
Q1. 12+3×2=N
12+6=N
18=N
Ans: D
Q2. 5+7×2=5+14
=19
Ans: A
Q3. 4-(3-2)+1×(15÷3)=N
4-1+1×5=N
4-1+5=N
8=N
Q4. 48÷(5-1)=N
48÷4=N (last step)
12=N (value of N)
Ans: B
Q5. Ans: D
15b + 30
By expansion (6 x 2.5b) + (6 x 5)
= 15b + 30