A. 9, 10
B. 10, 11
C. 11, 12
D. 12, 13
✅ The correct answer is option A. 9, 10.
174. How many three letter words are formed using the letters of the word TIME?
A. 12
B. 20
C. 16
D. 24
✅ The correct answer is option D. 24.
172. A gardener was asked a plant flowers in a row containing equal number of plants. He tried to plant 6, 8, 10 and 12 in each row, but 5 plants left in each case. When he planted 13 in a row, no plant was left. Find the number of plants with him?
A. 245
B. 125
C. 485
D. 845
✅ The correct answer is option D. 845.
170. A group consists of 4 men, 6 women and 5 children. In how many ways can 2 men , 3 women and 1 child selected from the given group?
A. 300
B. 600
C. 750
D. 900
✅ The correct answer is option B. 600.
168. In how many ways can live boys and three girls sit in a row such that all boys sit together?
A. 4800
B. 5760
C. 2880
D. 15000
✅ The correct answer is option C. 2880.
166. Solve the equation for x : 19(x + y) + 17 = 19(-x + y) – 21
A. -1
B. -2
C. -3
D. -4
✅ The correct answer is option A. -1.
164. Find the number of ways of arranging the letters of the word “MATERIAL” such that all the vowels in the word are to come together?
A. 720
B. 1440
C. 1860
D. 2160
✅ The correct answer is option B. 1440.
In the word, “MATERIAL” there are three vowels A, I, E.
In the word, “MATERIAL” there are three vowels A, I, E.
162. A boy goes to his school from his house at a speed of 3 km / hr and returns at a speed of 2 km / hr. If he takes 5 hours in going and coming, the distance between his house and school is :___________?
A. 5 km
B. 5.5 km
C. 6 km
D. 6.5 km
✅ The correct answer is option C. 6 km.
Average speed = ( 2 X 3 X 2/3 + 2 ) km/ hr = 12/5 km/ hr. Distance travelled = ( 12/5 X 5 )km = 12 km. So Distance between house and school = ( 12/2 )km = 6 km.
Average speed = ( 2 X 3 X 2/3 + 2 ) km/ hr = 12/5 km/ hr. Distance travelled = ( 12/5 X 5 )km = 12 km. So Distance between house and school = ( 12/2 )km = 6 km.
160. 79.98 / 12.51 * 2.49 = ______?
A. 12
B. 14
C. 16
D. 18
✅ The correct answer is option C. 16.
158. What percent of 120 are 90?
A. 25%
B. 50%
C. 75%
D. 33%
✅ The correct answer is option C. 75%.