Answer:
15
Step-by-step explanation:
Answer:
8a
Step-by-step explanation:
group all similar terms
3a + 5a = 8a
Answer:
62.5%
Step-by-step explanation:
Total number of animals in a group= 5+3=8 animals
Number of rays=5
Since we only have 5 rays out of the total 8, to express the number of rays as a percentage of the total animals, we divide the number of rays by the total animals then multiply by 100 to express in percentage as needed in the question
Percentage of rays=
Therefore, the percentage is 62.5%
Answer:
R300
Step-by-step explanation:
<u>To solve:</u>
- Multiply 25 by 6 to represent the earnings of a shift.
- Multiply the shift earnings by 2 to represent how much he earned over the weekend.
<u>Multiply</u><u> </u><u>25 by 6:</u>

<u>Multiply 150 by 2:</u>
<u>
</u>
Joe will earn R300 over the weekend,
In this question, we have to write the set of points from -6 to 3 but excluding -2 and 3 as a union of intervals .
For union, we use U.
For the points that we have to exclude , we put parenthesis on there side that is ().
Therefore the required interval form is

As we see that () are used with -2 and 3 . And that's the required interval form .