The missing number in the series? 4, 18, ?, 100, 180, 294, 448
A) 48
B) 50
C) 58
D) 60

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.