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Question #01dd5

Question #99086

How do you evaluate #(0.8x ^ { 9} ) ( 0.1x ^ { 2} )#?

145% of what number is 870?

How do you simplify #(z ^ { \frac { 1} { 3} } \cdot x ^ {  2} ) ^ { \frac { 5} { 3} }#?

Question #d72d4

How do you subtract #9/( y + 1)  3/ ( 4y + 4)#?

How do you add #\frac { 1} { 4} + \frac { 1} { 16} + \frac { 5} { 16} + \frac { 3} { 8}#?

Question #470d9

Five less than 6 times a number is the same as the number plus 10. What is the number?

How do you simplify #\frac { 3v ^ { 2} + 20v + 25} { 3v + 5}#?

Dan is twice the height of his sister Julie plus four inches. Dan is 72 inches tall. How tall is Julie?

Question #7e5f1

How many days?

You are traveling on the interstate highway at a speed of 65 mph. What is your speed in km/h?

A number is composed of 4 thousands and 21 tens. What's the number?

How do you evaluate #7(  2.4) + 6(  7.4)#?

Question #ddb76

Question #de480

Question #2ed16

A radioactive substance has a half life of 120 years. Presently, there are 60 grams of the substance. When were 600 grams present?