Answer:
11
Step-by-step explanation:
2 3/4 times 4 equals 11
3:5
Where 3 is the green markers, and 5 is the purple.
We need to find a ratio where the numbers are consistent and add up to 32.
3:5
6:10
9:15
12:20
12:20 is the right proportion. It adds up to 32.
There are 20 purple markers.
I hope this helps!
~kaikers
Answer:
a) 16
b) -8
c) 2
Step-by-step explanation:
Given:
p = 2
q = -3
r = -1
a)
5p - 2q
Substitute variables.
5(2) - 2(-3)
Multiply.
10 + 6
Add.
16
b)
pq + pr
Substitute variables.
(2)(-3) + (2)(-1)
Multiply.
-6 - 2
Subtract.
-8
c)
pr²
Substitute variables.
(2)(-1)²
Square -1.
(2)(1)
Multiply.
2
Answer:
b = 8
Step-by-step explanation:
23 - 15 = 8