724 rounded to the nearest ten

What's the sum of the first 23 terms of the series: 44+39+34+29+24 + ... ?

What is the product of - 12 (-5) ? A - 60 C 48 B - 48 'D 60

Cassandra went to a baseball game and observed that Red Sox fans were sitting in groups of 20, while Yankees fans were sitting in groups of 15.

How far will a car traveling at 65 miles per hour travel in 6 hours?

Simplify the identity: tan cos/sin

1. If I get a loan of $30,000 and I promise to pay in 10 equal instalments of $3,000 each semester, how much interest in total do I have to pay if 10% each semester over the balance.

Which of the following conditions make a pair of triangles congruent? One angle and two sides are congruent. Two angles and one side are congruent. Two corresponding sides and one angle are congruent.

Prove that 3999991 is not prime.

One third kaylees age increased by 12 is equal to twice her age decreased by 3

How many total seats will the airline gain by purchasing three more of both the 737 aircrafts and MD-88 aircrafts? There is a chart too: aircraft seats 737 - 150 757 - 183 767 - 250 MD-88 142 777 - 268