you would expect 99 duds in a box of 1430. 1430 divided by 130 is 11. therefore, multiply the amount of duds in the package of 130 times 11.
Hope this helps!!
The Pythagorean theorem is A^2 + B^2 = C^2. So you will do 9^2 + 12^2 = 225. The square root of 225 is 15, and so is the answer d. hope this helps
The probability of a dime is 66% or 2 in 3 or 2:1
6/20 chance or simplified would be 3/10. Answer [D] is correct.