# Multiplication principle + prime numbers - math problems

#### Number of problems found: 7

• Twenty-five
How many are three-digit natural numbers divisible by 25?
• No. of divisors
How many different divisors have number ??
• Rectangles
How many rectangles with area 8713 cm2 whose sides are natural numbers are?
• Combinations
How many different combinations of two-digit number divisible by 4 arises from the digits 3, 5 and 7?
• Stacks
Annie has a total of \$ 702. The money must be divided into stacks so that each buyer has the same amounth of dollars. How many options she have?
• Inverted nine
In the hotel,, Inverted nine" each hotel room number is divisible by 6. How many rooms we can count with three-digit number registered by digits 1,8,7,4,9?
• Wedding guests
Fifteen wedding guests could not agree on who would stand in the wedding photo. The groom suggested that all possible sets of wedding guests be made in the photographs.

We apologize, but in this category are not a lot of examples.
Do you have an interesting mathematical word problem that you can't solve it? Submit a math problem, and we can try to solve it.

We will send a solution to your e-mail address. Solved examples are also published here. Please enter the e-mail correctly and check whether you don't have a full mailbox.

Please do not submit problems from current active competitions such as Mathematical Olympiad, correspondence seminars etc...

Multiplication principle - math word problems. Prime numbers - math word problems.