Vedic Math English Challenge

Calculate the product of 23 and 14 using Vedic Math techniques.

• 322

• 331

• 235

• 312

Answer explanation

To calculate the product of 23 and 14 using Vedic Math techniques, we multiply the vertical and crosswise numbers. Vertical multiplication: 2*1 = 2. Crosswise multiplication: (2*4) + (3*1) = 8 + 3 = 11. Combine the results to get 322.

What is the divisibility rule for 3?

• Sum the digits of the number and check if the sum is divisible by 3.

• Multiply the digits of the number and check if the product is divisible by 3.

• Count the number of digits in the number and check if it is divisible by 3.

• Subtract the digits of the number and check if the difference is divisible by 3.

Answer explanation

Sum the digits of the number and check if the sum is divisible by 3.

Find the missing number in the pattern: 5, 10, 15, __, 25.

• 22

• 18

• 20

• 30

Answer explanation

The pattern is increasing by 5 each time. Therefore, the missing number is 15 + 5 = 20. So, the correct answer is 20.

Solve the mental math problem: 68 + 47 - 23.

• 92

• 56

• 101

• 85

Answer explanation

To solve the mental math problem, first add 68 + 47 to get 115, then subtract 23 to get the final result of 92.

Calculate the area of a square with side length 6 units.

• 36 square units

• 24 square units

• 42 square units

• 12 square units

Answer explanation

To calculate the area of a square, square the side length. In this case, 6^2 = 36 square units. Therefore, the correct answer is 36 square units.

What is the square of 9?

• 90

• 63

• 81

• 72

Answer explanation

The square of 9 is calculated by multiplying 9 by itself, which results in 81. Therefore, the correct answer is 81.

Using Vedic Math, multiply 32 by 11.

• 363

• 312

• 352

• 344

Answer explanation

Using Vedic Math, to multiply 32 by 11, we add the two digits of 32 (3+2=5) and place the result in between the original numbers. So, the answer is 352.

Determine the perimeter of a square with side length 9 cm.

• 27 cm

• 36 cm

• 45 cm

• 81 cm

Answer explanation

To find the perimeter of a square, multiply the side length by 4. Therefore, 9 cm * 4 = 36 cm. The correct answer is 36 cm.

What is the divisibility rule for 9?

• Multiply the digits of the number and check if the product is divisible by 9.

• Check if the number itself is divisible by 9.

• Subtract the digits of the number and check if the result is divisible by 9.

• Sum the digits of the number and check if the sum is divisible by 9.

Answer explanation

Sum the digits of the number and check if the sum is divisible by 9.

Find the next number in the sequence: 2, 4, 8, 16, __.

• 32

• 20

• 12

• 24

Answer explanation

The next number in the sequence is obtained by multiplying each number by 2. Therefore, 16 * 2 = 32. Hence, the next number is 32.