Answer:
It takes the inlet pipe 60 minutes or 1 hour to fill the pool and takes the outlet pipe 80 minutes or 1.33 hours to empty the pool
Step-by-step explanation:
Please kindly check the attached files for details.
7Cos33. use Soh Cah Toa to remember Sine Cosine and Tangent. SINE opposite hypotnuse,, COSINE, Adjacent Hypotnuse,, TANGENT Opposite adjacent. so the problem starts as Cos33°= Adjacent/7 . but to type it in the calculator, it becomes 7Cos33° . (think of adjacent as “X” and that you need to get X alone,, so you multiply 7 on both sides to get X alone. We multiply bc multiplication undos division)
Here is my working of the problem.
Answer:
The correct is the little (B) 0.76
Answer:
He sells the machine at Rs.14535.
Step-by-step explanation:
A person bought a copier machine for ₹15000 and spent ₹2100 on transporting it. So, the cost price will be :
Hence, the cost price of copier machine is Rs.17100.
Then he sold the machine for a loss of 15%. So, finding the selling price of copier machine :
Hence, the selling price of copier machine is Rs.14535.