10) There are 20 animals in the field. Some are horses and some are ducks. There are 70

legs in all. How many of each animal are in the field?

The answer

Let P (n) be the statement that a postage of n cents can be formed using just 4-cent stamps and 7-cent stamps. The goal is to show, using strong induction, that P (n) is true for all integers n ≥ 18.

How do you convert a decimal into a fraction?

What is 2,0000+2,0000

What would the phrase "three times the sum of a number and 4" look like as a variable expression? 3 (3x 4) 3x 4 3x-4 3 (x 4)

Round 10.676 to the nearest hundredth

one day the temperature in Rome Italy it was 30°C ... the temperature in Dallas, Texas was 83°F. which temperature was higher

If Rodney bikes 190 miles every 4 days how many miles would he bike in 6 days

Determine whether the following question is a statistical question. If it is a statistical question, identify the units for the answer. An antique collector wants to know the age of a particular chair in a shop.

Genius society requires an IQ that is in the top 2% of the population in order to join. If an IQ test has a mean of 100 and a standard deviation of 15, what is the minimum qualifying score to join the genius society?

If 2a=9-b and 4a=3b-12, what is the value of a?