Answer:
43.75 dollars
Step-by-step explanation:
10 dollars by 17.5 hours equals 175 dollars.
1/4 of 175= 43.75 dollars
Answer:
I dont know the answer I'm just scrolling down this app because I like going through my brothers phone exceptionally mommy and daddy wrestling
Natural numbers are closed under division: false.
A set is closed under a certain operation if the results of that operation are always inside that set.
So, if natural numbers were closed under division, the division of two natural numbers would always be a natural number.
You have plenty of counterexamples, to pick one you may divide any odd number by 2: 5/2 is not a natural number.
Negative numbers are closed under addition: true.
Let
be two positive numbers. So,
are two negative numbers. Their sum is

And since
is positive, we deduce that
is negative, so the sum of two negative numbers is still negative.
Prime numbers are closed under subtraction: false.
This would mean that the subtraction of two primes is also a prime. Again, there are many counterexamples: 7 is prime and so is 3, but their difference 7-3 is 4, which is not prime.
Answer:
3:15 hours
Step-by-step explanation:
i don't know I just took the test
Answer:
Moby weighs 1250Kgs
Step-by-step explanation:
Tim is 4% of Moby so
T =4%m
if T is for Tim and Tim weighs 50kgs then
50=4%m
100/4=25
25*50=1250
M = 1250Kgs