Tina has some ants and worms. there are 20 more ants than worms. altogether, there are 80 insects. let a represent the number of ants and w represent the number of worms. the following system of equations represents this situation: a−20=w a+w=80 how many ants and worms does tina have?

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

What’s the domain of this function? fast

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6