I don't know what is 489 divided by 8

Professor smith conducted a class exercise in which students ran a computer program to generate random samples from a population that had a mean of 50 and a standard deviation of 9 mm.

One serving of scrambled eggs contain 7.8 g of fat Mr. Jenn finish trying to eat no more than 60 g of fat per day if each one. Five servings of scrambled eggs for breakfast how many more grams of fat can you eat that day

A hiking club charges $60 to join and $12 for each hiking trip. Write an expression to model the total cost. Find the cost of six hikes.

Carbon-14 has a half-life of 5720 years and this is a first order reaction. If a piece of wood has converted 75% of the carbon-14, then how old is it? A) 11440 years B) 2375 years C) 4750 years D) 4290 years E) 1430 years

Evaluated an expression and showed work. Which comment about solution is correct?

Presley is marking the lines for a soccer field. She needs to form a right triangle near the goal. She measures the lengths of her sides as 9 yards, 6 yards and √45 yards.

150 is what percent of 30

1. Find the value of y for which the value of 8y+3 is 7 more than the value of 6y 2. 1.4a - (1.25-0.8a) = 1.75 - (0.3a-2)

Convert the mass 21mg=___g

What is the largest rational number that can be formed by using 2 of the numbers listed in the form of p/q 371, 271, 792, 793, 844, 514