Q1. | 60% of a class are boys and 40% are girls. 30% of the girls and 50% of the boys went for a trip. What fraction of the class didn't go for the trip? |

A. | 29/50 [Correct Answer] |

B. | 21/50 [Wrong Answer] |

C. | 31/50 [Wrong Answer] |

D. | 19/50 [Wrong Answer] |

View Answer
Explanation:-
Answer : ADiscuss it below :Let the no. of students in the class be x.No. of students who went for the trip = 30% of 0.4x + 50% of 0.6x => 0.12x+0.3x => 0.42x 0.58x students did not go for the trip. 0.58x/x => 58/100 => !! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒

If 204 ÷ 12.75 = 16, then 2.04 ÷ 1.275 = ?

16

1.6

0.16

0.016

⇒ If 1.5x = 0.04y, then the value of ( (y - x) / (y+x) ) is :

73/77

7.3/77

730/77

7300/77

⇒ What decimal of an hour is a second ?

.0025

.0256

.00027

.000126

⇒ If x=1/y and y=1/z, then

x=1/z

x=1/z²

x=z

None of the above

⇒ Which of the following fractions is greater than 3/5 and less than 6/7?

7/8

1/3

2/3

1/2

⇒ If a half of a number is added to quarter of the number, the result is 50 more than one-third of the number. Find the number.

120

90

75

60

⇒ When 0.232323..... is converted into a fraction, then the result is:

1/5

2/9

23/99

23/100

⇒ Priya and Riya baked cookies. Priya ate half of it and Riya ate one-third of it. They gave the rest to Heena. What fraction of the cookies did Heena get?

1/6

1/5

1/4

2/3

⇒ .009/?=.01

.0009

.09

.9

9

⇒ A man spends one-fifth of his salary for household expenditures and one fourth of the remaining for his children. He donates one-third of what is left to charity and saves the rest. If he saves Rs.20000, find his salary.

Rs.100,000

Rs.50000

Rs.80,000

Rs.60,000

⇒ .009/?=.01

0.0009

0.09

0.9

9

⇒ What fraction of a number is two-sevenths of two and a half times the number?

5/7

4/7

7/4

7/5

⇒ If 2994/14.5 = 172, then 29.94/1.45 = ?

0.172

1.72

17.2

172

⇒ Given that 268 * 74 = 19832, find the values of 2.68 * 0.74

1.9832

1.9831

1.8831

1.9952

⇒ (10.3 * 10.3 * 10.3 + 1)/(10.3 * 10.3 - 10.3 + 1) is :

11.3

12.3

13.3

14.3

⇒ Convert 2% of (0.01) into a fraction.

2

2/100

2/1000

2/10000

⇒ If x=4, then (x²-6x+9)/(x²-9) =

4/3

1/7

3/4

7

⇒ When 0.36 is written in simplest form, the sum of the numerator and the denominator is :

15

34

64

13

⇒ What decimal of an hour is a second ?

0.0025

0.0256

0.00027

0.000126

⇒ 792.02 + 101.32 - 306.76 = ?

586.58

893.34

997.11

1200.1

⇒ If 47. 2506 = 4*A + 7/B + 2*C + 5/D + 6*E, then the value of 5*A + 3*B + 6*C + D + 3*E is :

55.6003

53.603

153.6003

213.003

⇒ The value of 0.1 x 0.1 x 0.1 + 0.02 x 0.02 x 0.02 / 0.2 x 0.2 x 0.2 + 0.04 x 0.04 x 0.04 is:

0.25

0.125

0.255

0.243

⇒ (2.39)^{2} - (1.61)^{2}/2.39 - 1.61

2

4

6

8

⇒ After giving one-fourth of her chocolates to Tina, Anna has 60 chocolates. How many chocolates did she give to Tina?

30

20

25

35

⇒ 40.83 x 1.02 x 1.2 = ?

41.6466

42.479532

49.97592

58.7952

⇒ The value of three-fifth of a plot is 30,000$. Find the value of three-fourth of the plot.

35,000$

37,500$

40,000$

50,000$

⇒ 54.327 x 357.2 x 0.0057 is same as

5.4327 x 3.572 x 5.7

5.4327 x 3.572 x 0.57

54327 x 3572 x 0.0000057

None of these

⇒ Which of the following fractions equals 0.0836?

836/10000

836/1000

836/100000

836/100

⇒ _{If }
^{144 }_{ = } ^{14.4}_{ then the value of x is :}

^{0.144} ^{x}

0.0144

1.44

14.4

144

⇒ The price of commodity *X* increases by 40 paise every year, while the price of commodity *Y* increases by 15 paise every year. If in 2001, the price of commodity *X*was Rs. 4.20 and that of *Y* was Rs. 6.30, in which year commodity *X* will cost 40 paise more than the commodity *Y* ?

2010

2011

2012

2013