A =

2

4

b =

(3

-2

Work out 3a + b as a column vector.

Mrs. Noah's bill, before tax is $50. The sales tax rate is 3%

A meteorologist said it rained during 30% of the past 70 days. How many days did it rain?

Order from least to greatest. 5 12 , 2 3 , 1 2 , 5 6 , 3 4 A) 3 4 , 5 6 , 2 3 , 1 2 , 5 12 B) 5 12 , 1 2 , 2 3 , 3 4 , 5 6 C) 1 2 , 2 3 , 3 4 , 5 6 , 5 12 D) 1 2 , 2 3 , 5 6 , 3 4 , 5 12

You find a case on sale price of $4.51 after a 45% discount what is the original price

A dolphin went 15 feet below sea level to catch a fish. A shark went twice as deep, then swam down an additional 10 feet to catch a larger fish. Which expression represents the shark's position in relation to sea level? 1. 2 (-15) + (-10) 2.

Which of the following are prime numbers 7,2,7,9

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers?

How do i solve (14-5i) + (-8+19i)

Which number is a common factor of 32, 48. and 80? 12 10 8 9

Angle 1 and angle 2 are complementary angles. The measure of angle 1 is 30 degrees. The measure of angle 2 is 4x degrees. Find the value of x.