BIG POINTS! Help plz brainliest and only answer if you know what you are doing. If you aren't 100% sure or just want to answer for points DO NOT ANSWER. First part answer is 2.46. THERE ARE TWO PARTS! Good luck;

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?