Gena wants to estimate the quotient of –21.87 divided by 4.79. Which expression shows the estimate using front-end estimation? Negative 21 divided by 4
Negative 21 divided by 5
Negative 20 divided by 4
Negative 20 divided by 5
Plz Answer correctly no links

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)

How many ordered pairs of positive integers satisfy xy=32?

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.