Use rounding to estimate the sum or difference. then match the
problem with the correct estimate.
1. 7.3 + 4.96 a. 13
2. 18.7 - 5.9 b. 12
3. 12.10 +3.81 c. 11
4 11.91 – 1.38 d. 16
(example
just but 1: a)

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

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)

Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.