Find out the weight of 6 billion dust particles if a dust particle has a mass of 7.53*10^-10g.

The average annual rainfall for a town is 43.2 inches what is the average monthly rainfall

A rock band has made souvenir T-shirts to sell at their concert and hopes to bring in at least $140 from the sale of the shirts. They make $4 for each adult T-shirt and $2 for every child T-shirt. I have to write a linear equation

What is 835 round to the nearest ten?

Two boys, Shawn and Curtis, went for a walk. Shawn began walking 20 seconds earlier than Curtis. Shawn walked at a speed of 5 feet per second. Curtis walked at a speed of 6 feet per second.

List three different combinations of coins each with a value of 30% of a dollar

What's 2 and 5/10 in standard decimal form

There were 9500 spectators at a football match. 6375 of them were men. Of the remaining spectators, there were 4 times as many children as women. How many children were there?

A roofing company sells roofing material for $12 per aquare yards. How many square yards of roofing material can be purchased for$900.

A bakery sells 3 muffins for every 5 pizzas pies. The bakery sold a total of 24 muffins and pizza pies together. How many of each kind did the bakery sell

The measure of central angle ABC is pi/2 radians. What is the area of the shaded sector? I know the answer is 9 pi units^2 but I just need an explanation