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disa [49]
4 years ago
6

Please answer at least one. The "^" means the power like Example:2 to the power of 6

Mathematics
1 answer:
d1i1m1o1n [39]4 years ago
7 0
1) 0.5^3+0.3^3=
0.5^3=0.125
0.3^3=0.027
0.125+0.027=0.152

2)Let X be the number:
X*7=6*50
7X=300
X=42.857

3) If it takes 3 identical pumps to fill a pool, one pump will take 8*3=24 hours to fill the pool. If you have 4 pumps, it will quadrupal the speed, making it take 24/4=6 hours.

Hope I helped!
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tia_tia [17]

Answer:

2.44746×10⁶

Step-by-step explanation:

R=(3.8×10⁵)²/5.9×10⁴

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4 0
3 years ago
Mrs. Johnson baked 2 dozen cookies. Two-thirds of the cookies were oatmeal. How many oatmeal cookies did Mrs. Johnson bake? She
spin [16.1K]

Answer:

16

Step-by-step explanation:

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3 0
3 years ago
Write 3.764x10^-5<br> in standard notation.
Lerok [7]
37.64 × 10^-6
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5 0
3 years ago
2. What is an equation line that pass-cs through the point (3,-1) and h (4)
joja [24]
Y=mx+b
m=slope
b=y intercept
we are given (3,-1)
one solution is x=3 and y=-1 or
when x=3 then  y=-1
also slope=2
so
y=2x+b
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5 0
3 years ago
URGENT
Anni [7]

Answer:

x= 4.5

Step-by-step explanation:

90-36=54

54 divided 12 = 4.5

3 0
3 years ago
Read 2 more answers
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