A bag contains 3 red lego blocks, 5 blue, and 4 yellow. 2 are drawn without replacement. what is the probability of drawing 2 red blocks?

A bag contains 3 red lego blocks, 5 blue, and 4 yellow. 2 are drawn without replacement. what is the probability of drawing 2 red blocks?

01/26/18

how to do this

The length of a rectangle is 2 centimeters less than its width. What are the dimensions of the rectangle if its area is 80 square centimeters?

01/26/18

The length of each of the sides of a heptagon are 4x + 6. Which equation can be used to find p, the perimeter of the heptagon?

 The length of each of the sides of a heptagon are 4x + 6. Which equation can be used to find p, the perimeter of the heptagon? A. p=4x+13 B. p=28x+6 C. p=4/7x+6/7 D. p=28x+42  

Full question is in description

£500 is invested in a savings account compound intrest is paid at a rate of 5.5% per annum calculate the least number of years it will take for the original investment to double in value.

01/25/18

Please Answer quick

Jason is making brownies using a recipe. He will use ½ of every measurement listed in the recipe. If the recipe requires ¾ cup of flour, how much flour should Jason use?

01/25/18

need help with math

a truck can be rented from company A for $110 a day plus $0.40 per mile. Company B charges $40 a day plus $0.90 per mile to rent the same truck. Find the number of miles in a day at which the... more

01/24/18

Use the echelon method to solve the given system of two equations in two unknowns

x/5+y=1/5 x/7+y=-3/7

01/24/18

A pirate captain stole a chest of gold pieces and buried 1/4 of the pieces.

A pirate captain stole a chest of gold pieces and buried 1/4 of the pieces. He lost 1/3 of the remaining pieces during a storm at sea. Of what was left, he gave 1/2 to his first mate. He then had... more

find the total amount of the investment after 10 years if $6,000 is invested at 7.23% compounded daily

i'm having trouble getting the equation in the right order

01/21/18

What's9 more than 18 divided by 3

Doing a little math trying to catch up on it.. Been a long time need to refresh my mind

There are 3 pizzas and 3 sodas for 23.34$ and 4 pizzas and 6 sodas for 32.70$. How much is one pizza and one soda?

Please help me solve this I know it might be simple but I'm not so good on word problems. Thanks!

01/20/18

Complete the table below to show David's rate while jogging. Which of the following is an ordered pair from the table?

Time :       9        ?        27        36          ?     Distance    1         ?           3           4       5       A. (3, 27)    B. (18,3)    C. (9,18)     D.(45, 5)       Please... more

01/20/18

Find the number of grams of carbohydrates for both

A meal of a chicken sandwich and some pasta salad had 150 grams of carbohydrates. The pasta salad had 30 grams more than twice the grams of carbohydrates in the chicken sandwich. Find the number of... more

How many CDs he has to sell in order to make a profit?

Tim wants to duplicate and sell his new music on a CD. He spent $1000 for all of the materials and he is going to sell each CD for $12.00 each . Tim wants to make sure he does not lose any money so... more

How many tickets will Mrs. Fox buy?

Mrs. Fox wants to take her children to Hartford Stage to see a play. Tickets cost $55 per person, there is a handling fee of $2.00 per ticket and a parking voucher will cost $6.50 . If she spends... more

01/17/18

a line through which two points would be perpendicular to the line y=4/7x-3

i need to find the line between the two points to get two points 

01/17/18

how is combinations related to pascals triangle?

 Im having trouble understanding the relationship between these two, and i've looked everywhere but I still don't get it.

01/17/18

What is the inside diameter of a pipe that has a wall thickness of 3/16 and an outside diameter of 2

What is the inside diameter of a pipe that has a wall thickness of 3/16 and an outside diameter of 2

what is the Total Cost

If it costs $0.76 per square yard to paint a ceiling, how much would it cost to paint a ceiling that is 17 yards long by 6 yards wide? Round your answer to the nearest dollar.

01/16/18

How much is each monthly payment

You are buying a drum set that costs $495. The music store lets you make a down payment. You can pay the remaining cost in three equal monthly payments with no interest charged. You make a down... more

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