Answer:
£7.3
Step-by-step explanation:
2 x £2=£4
3 x £3 = £6
3 x 90 = 270 = £2.7
£4+£6+£2.7= £12.7
20-12.7=7.3
7 pounds and 3
Answer:
12+2x
Step-by-step explanation:
2(10)+2(x-4)
20+2x-8
12+2x
Answer:
75
Step-by-step explanation:
180-30=150
150/2=75
Answer:
3 1/2
Step-by-step explanation:
Answer:
Step-by-step explanation:
Given
Height of building is 
Initial upward velocity 
height of object is given by

but building is already at a height of 110 ft so z(t) must be given by



Time when it hits is given by when Z(t)=0[/tex]



