Giving a test to a group of students, the grades and gender are summarized below B
3
Male
Female
Total
A
15
19
34
C
11
17
28
Total
29
42
71
6
9
If one student is chosen at random,
Find the probability that the student got a 'A' GIVEN they are male.

Ill mark the brainliest if you me with the these three questions 7,8,9

Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?