Answer:
Step-by-step explanation:
The amplitude is half of the range.
a=(maximum-minimum)/2, in this case
a=(2-(-4))/2
a=6/2
a=3
Answer:
c
Step-by-step explanation:
5x = 20...where x = number of months
x = 20/5
x = 4...it would take Tom 4 months to save $20
Answer:
0.5
Step-by-step explanation:
because while solving a probability question you divide it by thee full number
164+219=383 is exact for estimate round 164 to 165 or 160 and 219 to 220 so
165+220=385 or 160+220=380