FtHV51n-2 Find the time at which the brine leaving will contain 1 lb/gal of salt.
Find the time at which the brine leaving will contain 1 lb/gal of salt.
June 2021
FtHV51n-1 Find the amount of salt in the tank at any time, t.
Find the amount of salt in the tank at any time, t.
Situation - A tank contains 80 gallons of pure water. A brine solution with 2 lb/gal of salt enters at 2 gal/min, and the well-stirred mixture leaves at the same rate.
Situation
A tank contains 80 gallons of pure water. A brine solution with 2 lb/gal of salt enters at 2 gal/min, and the well-stirred mixture leaves at the same rate.
Czgy9ZT-3 Find the weight of the tank when full of salt water in, kilo Newton.
Find the weight of the tank when full of salt water in, kilo Newton.
Czgy9ZT-2 Find the weight of the tank when empty, in kilo Newton.
Find the weight of the tank when empty, in kilo Newton.
Czgy9ZT-1 Find the volume of the sheet iron in cubic meter.
Find the volume of the sheet iron in cubic meter.
Situation - A tank, open at the top, is made of sheet iron 1 in. thick.
Situation
A tank, open at the top, is made of sheet iron 1 in. thick. The internal dimensions of the tank are 4 ft. 8 in. long; 3 ft. 6 in. wide; 4 ft. 4 in. deep. Salt water weighs 64 lb/ft3 and iron is 7.2 times as heavy as salt water.
At an ordinary rate a man can row the distance from Pasig to Manila, about 15km, in 5 hours less time than it takes him to return.
At an ordinary rate a man can row the distance from Pasig to Manila, about 15km, in 5 hours less time than it takes him to return. Could he double his rate, his time to Manila would only be one hour less than his time to Pasig. What is the rate of Pasig River?
Point P has cylindrical coordinates of (8, 30deg, 5). Find the value of x in the Cartesian coordinates.
Point P has cylindrical coordinates of (8, 30°, 5). Find the value of x in the Cartesian coordinates.
A construction company wants to number new houses using digit plates only. If the company puts an order for 1212 plates how many houses are to be given numbers? (The numbers of houses are consecutive and the number of the first house is 1).
A construction company wants to number new houses using digit plates only. If the company puts an order for 1212 plates how many houses are to be given numbers? (The numbers of houses are consecutive and the number of the first house is 1).