Tiffany has breakfast at a restaurant and the cost of her meal is $27.00. because of the service, she wants to leave a 10% tip.
what is her total bill including tip?

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

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

Can some one explain this i got sent this. is this a threat i’m scared