On the production line, it takes John 2 minutes less time than Mark to assemble a watch. Working together they can assemble 5 watches in 12 minutes. How long does it take John to assemble a watch working alone?

Z-29=76 solve and check

ryan deposited $2,000 in a saving account at the interest rate of 4% per year. how much simple interest will he earn in 5 years

Which of the following is a statistical question? A. What is the average of all your scores this semester? B. What was your score on the last exam?

X+2/4 = 8 solve for x

Solve for the variable K. T / K = M

A data set that consists of 33 numbers has a minimum value of 19 and a maximum value of 71. Determine the class boundaries using the 2 Superscript k Baseline greater than or equals n rule if the data are: a) discrete b) continuous

A scientist has a 120 mg sample of an unstable isotope. The amount of the substance remaining in the sample decreases at a rate of 16% each day. At the end of t days, there is less than 30 mg of the substance remaining.

A rectangular plot of land is to be fenced in using two kinds of fencing. Two opposite sides will use heavy-duty fencing selling for $3 a foot, while the remaining two sides will use standard fencing selling for $2 a foot.

How to recipacte fractions

Define a variable and write an inequality to represent in thus situations ... No one under 23 is allowed to captain an airplane