There are 72 passengers in total and 35 are men and women as one category.
The number of children are 72 - 35 = 37

So the success is 37 (number of children. And the total number of people is 72.
The probability of a child being asked is 37/72.
1/100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000 etc.
Yes
Y varies directly with x, it is a direct relationship between the two.
X rays=E
Microwaves=A
Gamma rays=C
Radio waves=F
Infrared waves=D
Ultraviolet waves=B
If I read correctly, 2456 pennies needs to be divided simply by 3 then rounded to the nearest hundredth. So you would do 2456/3 3 goes into 24 how many times? Then 3 goes into 5 how many times, then continue the pattern. Once you've gotten a decimal to the thousandth, round the number to the hundredth and there you go