kshortelle1
kshortelle1 kshortelle1
  • 04-08-2021
  • Mathematics
contestada

The probability of A is 7/20, the probability of A intersection B is 49/400 what is the probability of B?

Respuesta :

mimeeshakya123
mimeeshakya123 mimeeshakya123
  • 04-08-2021

Answer:

n(A)+n(B)-49/400=n(AUB)

n(B)=1-7/20+49/400

n(B)=(400+49-140)/400

n(B)=309/400

Answer Link

Otras preguntas

If one half of a number is 8 less than two thirds of the number, what is the number? 1) 24 2)32 3)48 4)54
25% of 88 is the same as what percent of 22? 1) 12 1/2% 2)40% 3) 50% 4) 100%
there are 12 small gift bags .Each bag ca
If every positive number has two square roots and you can find the length of the side if a square window by finding a square root of the area, why is there only
What is the lcm of two numbers that have no common factors greater than 1?
Write the number in two other forms: 0.632 --------- The example reads: 0.200 / 200 thousandths / 200 x 1/1000
A base 7 three-digit number has its digits reversed when written in base 9. Find the decimal representation of the number.
tina bought some nail polish and lip gloss at the store. the nail polish cost $4.50 per bottle and lip gloss cost $7 per tube. tina bought 9 items and paid $50.
0.632 in two other forms?
How do you translate "fifty-three plus four times c is as much as 21" in an equation