Abicycle and a bicycle helmet cost 240 dollars. how much did each cost, if the bicycle cost 5 times as much as the helmet? question 8 options: bike = $200 and helmet = $40 bike = $160 and helmet = $80 bike = $120 and helmet = $60 bike = $100 and helmet = $90

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?