3 years ago

Evaluate 1.3n - 0.03 = -9

Mathematics

1 answer:

andreev551 [17]3 years ago

8 0

I think it’s 6.94615385

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Someone please help me with this

romanna [79]

Answer:

There are 180 degress in a triangle. so minus the angles given from 180 to find X.

X = 180 - 106 - 30

X = 44 degrees

8 0

3 years ago

At noon a tank contains 6 cm of water after several hours it contains 3 cm of water what is the percent inecrease of water in th

Hitman42 [59]

Question:

At noon a tank contains 6 cm of water after several hours it contains 3 cm of water what is the percent decrease of water in the tank

Answer:

The percent Decrease of water in the tank is 50%

Step-by-step explanation:

Given:

Initial amount of water in the tank at the noon = 6 cm

amount of water remained in water after several hours = 3 cm

To Find:

The percent decrease =?

Solution:

The percent decrease in the tank

=> $\frac{\text {water present after some hours }}{\text {initial water contained in the tank }} \times 100$

Substituting the values

=> $\frac{3}{6} \times 100$

=> $\frac{1}{2} \times 100$

=> $\frac{100}{2}$

=> 50

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3 years ago

792m rounded to 2 significant figures

deff fn [24]

Answer:

790 with a dash over the 9

Step-by-step explanation:

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3 years ago

A bag contains pennies, nickels, dimes, and quarters. There are 50 coins in all. Of the coins, 12% are pennies and 32% are

kenny6666 [7]

Answer:6.46$

Step-by-step explanation:

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3 years ago

Mya is paid $960 a week to walk 20 dogs. If she is paid the same amount to walk each dog , what is the cost to walk one dog each

Sveta_85 [38]

We know that

<span>Mya is paid $960 a week to walk 20 dogs
then
</span>$960/20 dogs-----> $48 for one dog each week

the answer is
the cost to walk one dog each week is $48

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3 years ago