The value of Jim's telephone calling card decreases 15 cents for every minute he uses it. Yesterday he used the card to make a 6
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<h3>Given:</h3>
- 1 US Dollar= R17
How much is $100 in ZA rands.
<h3>Solution:</h3>Let the unknown be "x"
We'll have to do cross multiplication.
So we'll have to multiply 100 and 17.
<u>T</u><u>herefore</u><u>,</u><u> </u><u>$</u><u>1</u><u>0</u><u>0</u><u> </u><u>is</u><u> </u><u>1</u><u>7</u><u>0</u><u>0</u><u> </u><u>ZA</u><u> </u><u>rands</u><u>.</u>
