Answer:
c
Step-by-step explanation:
the problem is saying the same thing twice just om different words
Answer: D. 40
Step-by-step explanation:
Given: Number of students liked vanilla or chocolate ice cream =
Number of students liked chocolate =
Number of students liked vanilla=
Now, Number of students liked vanilla and chocolate ice cream is given by :-

Number of students liked vanilla and chocolate ice cream= 40
10*5+10*5*1 I think this is the right way
2(x+12x) = 2x + 24x
2x+24x - 2x2= 2x+24x - 4
2x + 24x = 26x
26x - 4 is your answer