Arithmetic Aptitude

Question 11

What would be the smallest natural number which when divided either by 20 or by 42 or by 76 leaves a remainder ‘7’ in each case is_

• 3047
• 6047
• 7987
• 63847

Question 12

What is the number of solutions for the inequality- [Tex]x_1 + x_2 + x_3 \\leq 11[/Tex] where [Tex]x_1, x_2,x_3[/Tex] are integers greater than 0?

• 182
• 364
• 78
• 440

Question 13

The units digit of (35)⁸⁷ + (93)⁴⁶ is:

• 4
• 2
• 6
• None of these

Question 14

Five colleague of different age group headed to the bar for celebrating birthday party. Few of them decided to order alcohol. The government rule clearly sates that one must be atleast 25 years old inorder to drink alcohol. Peter is the head of team and eldest member with age 40 and Bruce is co-teamlead. John is drinking banana smoothie. Barry is drinking alcohol and Smith, who is 20 years old, haven\'t decided yet. Choose the correct option to make sure rules are being followed : 

• Check Bruce\'s age
  

• Check Bruce\'s and Smith\'s drink
  

• Check Bruce and Barry\'s age and Smith\'s drink
  

• Check Peter and Smith\'s drink
  

Question 15

In appreciative of social improvement completed in a town, a wealthy philanthropist decided to give gift of Rs. 750 to each male senior citizen and Rs. 1000 for female senior citizens. There are total 300 citizens and the 8/9^th of total men and 2/3^rd of total women claimed the gift. What is amount of money philanthropist paid?

• 15000

• 200000

• 115000

• 151000

Question 16

If pqr ≠ 0 and p^(-x) = 1/q, q^(-y) = 1/r, r^(-z) = 1/p, find the value of the product xyz ?

• -1

• 1 / pqr

• 1

• pqr

Question 17

(1015)² = ?

• 1040125
• 1030225
• 1050125
• 1025125

Question 18

Largest five digit number exactly divisible by 39 is:

• 99979
• 99956
• 99989
• 99996

Question 19

Which one is NOT divisible by 3 ?

• 5271

• 6291

• 4372

• 8952

Question 20

If (4446)_x + (2222)_x = (10001)_x then value of (2342)_x - (1656)_x = (?)_x

• 453
• 353
• 893
• 686