the keepers show

2011 1 .
B .
B (+)BAndroid.
BUIDURL URL B .
b https://www.bilibili.comAPP.
b bilibiliBhttps://www.bilibili.com/ .
b1bBByte2bb.
B https://www.bilibili.com .
B2025UP 2025UP https://b23.tv/5Pl6K1X 503
APP APPB .

2011 1 .
B .
B (+)BAndroid.
BUIDURL URL B .
b https://www.bilibili.comAPP.
b bilibiliBhttps://www.bilibili.com/ .
b1bBByte2bb.
B https://www.bilibili.com .
B2025UP 2025UP https://b23.tv/5Pl6K1X 503
APP APPB .
A cylinder has a height of 10 cm and a base radius of 3 cm. Calculate its surface area.
A scientist is studying two types of bacteria cultures. Culture A doubles every 3 hours, and Culture B triples every 5 hours. If both cultures start with 100 bacteria, how many bacteria are there in total after 15 hours?
Total bacteria after 15 hours = 3200 + 2700 = 5900.
A car rental company charges a flat fee of $50 plus $0.20 per mile driven. If a customer drives 150 miles, how much is the total cost of the rental?
A company produces two products, X and Y. Product X requires 2 hours of labor per unit, and Product Y requires 3 hours per unit. If the company has a total of 240 labor hours available and produces 30 units of Product X, how many units of Product Y can be produced with the remaining labor?
A rectangles length is three times its width, and its perimeter is 48 meters. What are the dimensions of the rectangle?
Dimensions are 6 meters (width) and 18 meters (length).
A loan of $10,000 is taken out at an annual interest rate of 5%, compounded annually. How much will the loan amount to after 3 years?
A right triangle has one leg that is 9 cm and a hypotenuse that is 15 cm. What is the length of the other leg?
A cylindrical tank with a radius of 3 meters and height of 5 meters is filled with water. How much water (in cubic meters) can it hold?