A heavy cube of side 8 cm is placed vertically in a cylindrical tank of radius 7 cm
which contains water.
Calculate the rise in the water level if the
original depth of water was:
a 10 cm
b 2 cm.
(Leave the answers in fractional form.)

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?