i need the answer for this question tq

d) A housing company has ordered supplies of construction materials from three different suppliers. The probability that supplier A will deliver the construction materials before or on the agreed time of delivery is 0.57. However, the probabilities that suppliers B and C will deliver the construction materials before or on the agreed time are 0.45 and 0.68 respectively. Find the probability that at least two suppliers will deliver late for the order. (4 marks) Continued.. . LKBI'GMUTSC 1 I7 BST1034 STATISTICS FOR MANAGERS 12 APRIL 2022 A telemarketer will give an average of 4 calls in an hour. Find the probability that he Will give at least 2 calls in 90 minutes' time. The boxes produced by a machine have weights that are distributed normally with a mean of 32 grams. Given that the probability that the weight of a box is more than 45 grams is 0.046, find the probability that its weight is less than 28 grams