Which of the following represents the amount a customer pays including the tip of 15% if the bill was b dollars? Select all that apply. A. b+0.15
B. 0.15b
C. 15b
D. b+0.15b
E. 1.015b
F. b+ 15/100b
G. 1.15b

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?

Anyone know these questions? i need ,.

The length of an intercepted arc of a central angle of a circle is 4 cm. if the radius of the circle is 5 cm what is the measurement of the central angle to the nearest whole degree