21 is the real answer
because of BODMAS
Answer:
20 bucks
Step-by-step explanation:
50 - 20 = 30 which then means she gets 30 bucks back
X+9x=3
10x=3
The answer is x=3/10
Answer:
0.00466
Step-by-step explanation:
8+7+10+6 = 31
(8C2×7C3×10C4×6C5) ÷ 31C14
= 0.004656415426
= 0.00466 (3 sf)
Write the decimal number as a fraction
(over 1)
35.375 = 35.375 / 1
Multiplying by 1 to eliminate 3 decimal places
we multiply top and bottom by 3 10's
<span>= 35 3/8</span>
