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3 years ago

I need all I don't know how to do????

Mathematics

1 answer:

Ghella [55]3 years ago

6 0

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179.00 cell phone 20% discount

hoa [83]

80% of 179 is 143.2 so ye ye big bam boom boom

5 0

3 years ago

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Write 2.346 as a percent to the nearest tenth of a percent

tankabanditka [31]

Answer:

$234.6\%$

Step-by-step explanation:

we know that

To convert decimal number as a percent, multiply the number by 100 (just move the decimal point two places to the right)

we have

$2.346$

Convert as a percent

Multiply by 100

$2.346(100)=234.6\%$

8 0

3 years ago

at a building site there are 16 pallets with sacks of cement. The total weight of all the pallets and cement is 4,856 pounds. Ea

Neporo4naja [7]

Answer:

303.5 pounds

Step-by-step explanation:

If all the pallets weigh 4,856 together and each pallet weighs the same since they have equal cement and cement weight is equal, then 16 pallets will weigh 303.5 pounds each.

This is true because 4,856 / 16 = 303.5.

6 0

3 years ago

An article in the Journal of Aircraft described a new equivalent plate analysis method formulation that is capable of modeling a

mezya [45]

Answer:

Given:

n = 15

c = 95% = 0.95

Let us assume:

α = 0.05

Determine the difference in value of each pair.

→See attached for the table←

→See attached for the for the workings←

Result

a) There is sufficient evidence to reject the claim that the two methods provide the same mean value for natural vibration frequency.

b) (-10.9646, -0.0068)

3 0

3 years ago

Factor this equation 75k^2+30k=-3

Solnce55 [7]

Answer:

k=-1/5

Step-by-step explanation:

Factor and set each factor equal to zero.

Add 3 to both sides of the equation.

75k^2+30k+3=0

Factor 3 out of 75k^2+30k+3.

Factor using the perfect square rule.

Divide each term by 3 and simplify.

Set the 5k+1 equal to 0.

Solve for k.

7 0

3 years ago

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