i think A is the answer and why cant you just click the little ask for help button?
Answer:
a. 7/45
b. 1/15
Step-by-step explanation:
15 total balls
a. Selecting 1 Blue ball and 1 Green ball
3/15 * 7/15 = 21/225 = 7/45
b. Selecting 1 Red ball and 1 blue ball
5/15 * 3/15 = 15/225 = 1/15
Answer:
Divide by 4 to get the mass of a single bag and then multiply by 1000 to get to grams from kilograms
Step-by-step explanation:
6/4=1.5
1.5*1000=1500
So, in total a bag of sugar would cost 1500
4/21 cannot be reduced any more than it is <span />
Answer:
<h3>The Equivalent of 4 (4a+b) is </h3>
Step-by-step explanation:
<u>step</u><u> </u><u>1</u><u>.</u>
<u>4</u><u> </u><u>(</u><u>4a</u><u> </u><u>+</u><u>b</u><u>)</u>
<u>step</u><u> </u><u>2</u><u>.</u><u> </u><u>multiple</u><u> </u><u>the</u><u> </u><u>whole</u><u> </u><u>bracket</u><u> </u><u>by</u><u> </u><u>4</u>
<u>(</u><u>4</u><u>×</u><u> </u><u>4a</u><u> </u><u>+</u><u> </u><u>4</u><u>×</u><u>5</u><u>)</u>
<u>16a</u><u> </u><u>+</u><u> </u><u>20</u>
