Lara is baking cookies using four baking trays. She places five rows of cookies on a baking tray where there are six cookies in one row. How many cookies is she baking?
Lara can bake 5 x 6 = 
<gadget id="calculator">5*6</gadget>
<output>30</output>
30 cookies in one tray.
So, Lara is baking a total of 30 x 4 = 
<gadget id="calculator">30*4</gadget>
<output>120</output>
120 cookies.

<result>120</result>