3. The Quadratic Formula and the Discriminant
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Find 60 % of the given numbers.
D
88*75/100=66 Now let's find 60 % of the numbers given in the options.
Number | 60 % |
---|---|
100 | 100*60/100=60 |
101 | 101*60/100=60.6 |
108 | 108*60/100=64.8 |
110 | 110*60/100=66 |
On an exam you do not need to try the options in order. If you find the correct number, you do not need to do the rest of the calculations. Think about which option you want to start with, and based on the result choose an appropriate option to try next.