3:7
Taxes are 30c and one dollar is 100c then the net income is 70c, making the income 30:70. this can be simplified to 3:7.
rad 128 can be broke into 64*2
square root of 64 is 8, times -5,
which leaves -40rad2
It is 350% I think, because you are trying to find how many groups of 2 go into 7. So, you have to divide 7 by 2. You get 3.5. 3.5 in percentage form is 350%
Divide 30 by 10. 30mph/10seconds = 3mph/seconds
B is your awnser! sorry if im wrong my calc shows its without a - symbol
