Since 4 balls of wool makes 8 knitted caps we'll find out how much caps each ball makes.
8/4 = 2
Each ball makes 2 caps.
6/2 = 3
Malcolm will need 3 balls of wool to make 6 knitted caps.
<em>Answer:</em>
<em>x=7</em>
<em>Step-by-step explanation:</em>
<em>6x+8+7x-9=90</em>
<em>13x+8-9=90</em>
<em>13x-1=90</em>
<em>add 1 to both sides</em>
<em>= 13x=91</em>
<em>divide both sides by 13</em>
<em>= x=7</em>
Answer:
0.205, 0.279, 0.38, 0.75
Step-by-step explanation:
you order them like you would normal numbers without decimals