If the first three Fibonacci nos. are x1=1, x2=1 and x3=2, what is the least value of n for which xn>60?

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.

72 is the answer to this problem

according to egenuity the answer is

step-by-step explanation:

d. 344.22