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Question

How many digits will be there to the right of the decimal point in the product of 99.75 and 0.05554?

This question was previously asked in
RRB NTPC 2019 CBT 1 Question Paper (8-Mar-2021) (Shift 2)
The correct answer is
6

Product Decimal Digits Calculation

To find the number of digits to the right of the decimal point in the product, we multiply the given numbers and count the digits in the resulting product.

Multiplying 99.75 by 0.05554

The numbers involved in the multiplication are 99.75 and 0.05554.

We perform the multiplication:

$ 99.75 \times 0.05554 $

The result of this multiplication is:

$ 5.537745 $

Counting Resulting Decimal Places

The calculated product is 5.537745.

The digits that appear to the right of the decimal point in this product are 5, 3, 7, 7, 4, and 5.

By counting these digits, we find there are a total of 6 digits to the right of the decimal point.

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Important Questions from Decimals

  1. The value of \(\frac{1}{4} + \frac{{[{{(20.35)}^2} - {{(8.35)}^2}] \times 0.0175}}{{{{(1.05)}^2} + (1.05)(27.65)}}\)  is:

  2. The value of \(0.4\overline 6 + 0.7\overline {23} - 0.3\overline 9 \times 0.\overline 7 \)  is:

  3. The value of \(\frac{48.3\times[(4.95)^2+4.95\times13.25]}{[(12.55)^2-(5.65)^2]\times19.8} \)  is:

  4. Find the value of (1.6) 3 - (0.9) 3 - (0.7) 3.

  5. What is the value of x, if \(5\left( {1 - \frac{x}{5}} \right) - (5 - x) - \frac{1}{{200}}{\rm{of (20 - x) = 0}}{\rm{.08}}\) ?

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