The millers plan on retiring soon. when they were first married they purchased 1,000 shares in a mutual fund that was at that time paying $10 a share. now, thirty years later it is paying $78 a share. what is the percent increase for the fund?
a) 6.8%
b) 7.8%
c) 78%
d) 680%

Cybil flips a coin and rolls a fair number cube at the same time. what is the probability that she will toss tails and roll a number less than 3?

Arandom sample of 100 children were asked whether they prefer apples or oranges. the results are shown in the table. apples oranges boys 27 18 girls 32 23 select a word or phrase from the drop-down menus to correctly complete the statements describing the association. of the boys surveyed, more . of the girls surveyed, more . there appear to be an association between gender and fruit preference.

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?