Question
Consider a two-digit number where the ratio of the unit
digit to the tens digit is 2:3. If the total of these digits equals 15, what is the product of the two digits of this number?Solution
Let, unit’s digit and ten’s digit of number be 2x and 3x respectively. 2x + 3x = 15 5x = 15 x = 15/5 = 3 Therefore, required number = 96 So, products of digits = 9 × 6 = 54
More Addition & subtraction Questions
Select the most appropriate antonym of the given word.
EMACIATED
Belonging to or occurring in the present
Etymology
Select the most appropriate synonym of the given word.
OMISSION
In each of the following questions, out of the 4 alternatives, choose the one which best expresses the meaning of the given word.
Mordant
Choose the word opposite in meaning to the given word:
Sparse
Select the most appropriate synonym of the given word.Â
EVIDENCE
Group of singers
- Choose the alternative which can replace the bold word without changing the meaning of the sentence.
The minister's laconic response left the journ... A person interested in collecting, studying and selling of old things .
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