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Number System

Number System
The sum of three consecutive even numbers is 252. What is the sum of the smallest and the largest numbers?

170
171
169
168

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

168

Number System
735 chocolates were distributed equally among children in such a way that the number of chocolates received by each child is 60% of the total number of children. How many chocolates did each child rec

18
14
21
16

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number of children be 'x' Therefore, each child will receiveX x 60/100 = 3x/5 chocolates∴ X x 3x/5 = 735∴ x² x 735x5/3 = 1225∴ x = 1225 = 35∴ Number of chocolates = 3x/5 = 21

Number System
If 272/3 × 81-1/2 = 3x, the value of x is

3
0
1
2

ANSWER DOWNLOAD EXAMIANS APP

Number System
3√103823 = ?

52
44
41
47

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 3√103823 = 3√47 x 47 x 47 = 47

Number System
Supply the missing figure : 2, 6, 12, 20, 30 ... 56

40
41
39
42

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

42

Number System
The average of five consecutive even numbers, p, q, r, s and t is 40. What is the product of 'r' and 's' ?

1780
1480
1680
1580

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the numbers be x, x + 2, x + 4, x + 6, and x + 8Avg = x + x + 2 + x + 4 + x + 6 + x + 8/5 = 40Therefore, 5x + 20 = 200Therefore, x = 180/5 = 36Therefore, r = x + 4 = 40                                 s =  x + 6 = 42Therefore, Product = 1680

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