Answer:
161
Step-by-step explanation: 110^2/75
Let c = number of children
Let a = number of adults
5a + 2c > 3350
The answer to this is 250.
Answer: First Option is correct.
Step-by-step explanation:
Since we have given that
Number of hours Chance can wash the car = 2 hours
Number of hours Sandy can wash the car = 4 hours
Work done by Chance per hour is given by

Work done by Sandy per hour is given by

Work done by altogether per hour is given by

So, Number of hours they take if they together wash the car is given by

Hence, First Option is correct.