- 37
- 37.8
- 39
- 39.8

**Solution:**

Prime Number between 30 to 50 = 31, 37, 41, 43, 47

Sum of prime number = 31 + 37 + 41 + 43 + 47 = 199

Average = 199/5

= 39.8

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# Category: Mathematics

- 37
- 37.8
- 39
- 39.8

**Solution:**

Prime Number between 30 to 50 = 31, 37, 41, 43, 47

Sum of prime number = 31 + 37 + 41 + 43 + 47 = 199

Average = 199/5

= 39.8

- 20
- 24
- 22
- 26

- 726 m3
- 828 m3
- 869 m3
- 1127 m3

**Solution:**

35 Laborers ⇒ 5hrs (for 805 cubic meters earth)

30 Laboureres ⇒ x

By Cross multiplication 30*5 = 35*x ⇒x=30/7 hrs

805 cubic meters ⇒ 30/7 hrs (for 30 labourers)

y cubic meters ⇒ 6hrs

805*6 = (30/7)*y

⇒ y = 805*6*(7/30)

⇒ y = 1127 cubic meters

- 3000
- 2000
- 1000
- 750

- 9 cubic inches
- 15 cubic inches
- 18 cubic inches
- 27 cubic inches

- 4653
- 4818
- 4404
- 4501

- 280
- 285
- 290
- 295

**Solution:**

average = (vistors* sunday + vistors * otherdays) /30

(510 * 5 + 240 * 25) / 30

= 8550/30

= 285

- 40
- 50
- 54
- 60

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