Sarah was collecting money for charity. By Sunday night she had collected 55% of her target amount. On Monday she collected another $70, which meant she had now collected 75% of her target money. What was Sarah's target amount? Can I get the working please?

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

What can you determine about the solutions of this system

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers