Each week Jaime saves $50. Every two weeks she spends $46 of her savings on a nice lunch with her mum. How long will it take her to save $135?
Jamie saves 50 * 2 = $
<gadget id="calculator">50*2</gadget>
<output>100</output>
100 every two weeks.
After the lunch with her mum, Jamie saves $100 - $46 = $
<gadget id="calculator">100-46</gadget>
<output>54</output>
54 every two weeks.
Jamie saves $54 / 2 = $
<gadget id="calculator">54/2</gadget>
<output>27</output>
27 per week.
Jamie will need 135 / 27 = 
<gadget id="calculator">135/27</gadget>
<output>5</output>
5 weeks to save enough.

<result>5</result>