Betty has some mini cupcakes to give to her students in her class. It she gives 5 mini cupcakes to each student, she will have 4 mini cupcakes left. It she gives 7 mini cupcakes to each student, she will need 16 extra mini cupcakes.
- How many students does Betty have?
- How many mini cupcakes does Betty have?
(a)
Total number of extra mini cupcakes
= 4 + 16
= 20
Number of extra mini cupcakes for each student
= 7 - 5
= 2
Number of students that Betty has
= 20 ÷ 2
= 10
(b)
Number of mini cupcakes that Betty has
= 10 x 5 + 4
= 54
Answer(s): (a) 10; (b) 54