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netineya [11]
3 years ago
5

Your mother takes u to your grandparents house for dinner. She drives 60 mins at a constant speed of 40 mph. She reaches the hig

hway and quickly speeds up and drives another 30 mins at a constant speed of 70 mph
Tell me how to do this In formula I need to find distance
Mathematics
2 answers:
vlabodo [156]3 years ago
8 0
Distance formula distance=speed×time
Mkey [24]3 years ago
5 0
60 mins= 1 h . 30 mins = 0.5 (1/2) h
before she speeded up, she had gone: s = t×v = 1h ×40 mph = 40 (m)
the length of the high way she drove: s = t×v = 0.5h × 70 mph = 35 (m)
the length of the way from your house to grandparents' house: 40+35=75 (m)
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