Answer:
271
Step-by-step explanation:
4 hours and 31 minutes = 240 + 31 = 271 minutes
Answer:
318 mm2
Step-by-step explanation:
Please see the step-by-step solution in the picture attached below.
Hope this answer can help you. Have a nice day!
Answer:
x + 10 = 4x
Step-by-step explanation:
Let x = her age 10 years ago.
Her age now is x + 10.
x + 10 = 4x
Convert mixed numbers to improper fractions:

