Questions Asked

cazil:
Group Title
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 2 years ago
 4 replies
 1 Medal

cazil:
Group Title
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 3 years ago
 10 replies
 5 Medals

cazil:
Group Title
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 3 years ago
 11 replies
 5 Medals

cazil:
Group Title
What is the value of the sum 5 + 10 + 15 + ... + 95 + 100?
 updated 3 years ago
 63 replies
 11 Medals