Simplify the expression by distributing and combining like terms if necessary
k + 1/3 (42+48k)

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?

Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?

Which shows a reasonable estimation for 124% of 42 using the distributive property?