Find two consecutive even integers such that six times the lesser added to the greater gives a sum of 86

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?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Deepak plotted these points on the number line. point a: –0.3 point b: – 3 4 point c: – 11 4 point d: –0.7 which point did he plot incorrectly?