7. Chase and Zane are both driving to see their grandmothers. Zane has to drive 50 miles and will travel approximately 45 miles per hour. Chase has to travel 60 miles
and will travel approximately 55 miles per hour. Who will reach their destination first?

12x + 1 = 25 solve the following equation. then place the correct number in the box provided.

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details