There are approximately 6.5 billion people on earth. if the average person has a mass of 65 kg, how much do all the people on earth weigh all together?

Order the group of quadratic functions from widest to narrowest graph. y=-7x^2, y=-1/5x^2, y=-1/3x^2

Mick spent a total of $15 on roses and irises. The number of irises he bought is one more than the number of roses he bought. Each flower cost $3. How many roses did he buy? How many irises did he buy?

3 (8-3t) = 5 (2+t) (if there is no solution, type in ''no solution'') t = Answer

Round 3.5218 to the nearest tenth

Anonymous a year ago 1. Ray and Kelsey are working to graph a third-degree polynomial function that represents the first pattern in the coaster plan. Ray says the third-degree polynomial has 4 intercepts.

9 weeks 5 days - 1 week 6days =

319.85 and 412.99 percent markup round to the nearest whole percent

Find expression sin52cos13-cos52sin13

What is the sum of 16.87 + (-98.35) ? a - 115.22 b - 81.48 c 81.48 d 115.22

2. Karin has 461 songs downloaded. Joe has 123 more songs downloaded than Karin. How many songs, s, does Joe have?