Questions Asked

cazil:
Is there a way to solve this with one variable?
The sum of Carl's age and Ellen's age is 40 years. Carl's age 10 years from now will be 1…
 updated one year ago
 4 replies
 1 Medal

cazil:
Did I simplify this correctly? Complex fractions have been giving me trouble. And I don't have an answer sheet for these.
\[\Large\frac{1+\…
 updated 2 years ago
 10 replies
 5 Medals

cazil:
A rubber ball is dropped from a 100 ft tall building. Each time it bounces, it rises to threequarters its previous height. So, after its ﬁrs…
 updated 2 years ago
 11 replies
 5 Medals

cazil:
What is the value of the sum 5 + 10 + 15 + ... + 95 + 100?
 updated 2 years ago
 63 replies
 11 Medals