Question

calculate the percentages.

50% of 80 =
10% of 68 =
5% of 400 =
30% of 160 =
6% of 840 =
36% of 515 =

25% of 40 =
20% of 85 =
70% of 300 =
58% of 260 =
47% of 470 =
72% of 355 =

40% of 30 =
45% of 70 =
80% of 152 =
95% of 20 =
75% of 76 =
28% of 28 =

Explanation:

Calculate percentages in the first column

$$
LATEXBLOCK0
$$

Calculate percentages in the second and third columns

$$
LATEXBLOCK1
$$

Calculate percentages in the remaining columns

$$
LATEXBLOCK2
$$

Answer:

No.	Problem	Answer
2	\(25\%\) of \(40\)	\(10\)
3	\(40\%\) of \(30\)	\(12\)
4	\(10\%\) of \(68\)	\(6.8\)
5	\(20\%\) of \(85\)	\(17\)
6	\(45\%\) of \(70\)	\(31.5\)
7	\(5\%\) of \(400\)	\(20\)
8	\(70\%\) of \(300\)	\(210\)
9	\(80\%\) of \(152\)	\(121.6\)
10	\(30\%\) of \(160\)	\(48\)
11	\(58\%\) of \(260\)	\(150.8\)
12	\(95\%\) of \(20\)	\(19\)
13	\(6\%\) of \(840\)	\(50.4\)
14	\(47\%\) of \(470\)	\(220.9\)
15	\(75\%\) of \(76\)	\(57\)
16	\(36\%\) of \(515\)	\(185.4\)
17	\(72\%\) of \(355\)	\(255.6\)
18	\(28\%\) of \(28\)	\(7.84\)