Ireally really need asp

which of these expressions have negative values? select all that apply.

a. 2 + 2(-3)(7)

b. -2(27 / 9)+4

c. (14 / -)

d. (4 - 10) - ( 8 / ( -2))

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2