11. Bonginkosi opened his book and found that the sum of the facing pages was 137 Accordingly, which of the following is always true?
a) The right page he opened was 67
b) The left page he opened was an odd number
c) The left page he opened was 69
d) The right page he opened was not possible to be an odd
e) None of these​

75 tickets have been sold so far.

step-by-step explanation:

in this question it is clearly mentioned that 45 children's tickets have been sold and this number is 60% of the total tickets sold.

now let's assume the total number of tickets sold be x.

then 60% of x = 45

⇒

⇒ x(.6) = 45

by dividing with .6 on both the sides of the equation

⇒ x = 75

therefore 75 tickets have been sold so far.

the answer is d

step-by-step explanation:

answer: answer: d) v= 1/6 bh  

step-by-step explanation:

since according to the given question,   a pyramid is placed inside a prism.

step-by-step explanation:

the answer is b