sitashrestha1883
sitashrestha1883 sitashrestha1883
  • 23-02-2021
  • Mathematics
contestada

The number of two digits which is such that, the
sum of the digits is 12 and the digit in the unit
place is three times the digit in tens place is:
a. 39
b. 40
c. 41
d. 42​

Respuesta :

Аноним Аноним
  • 23-02-2021

Answer:

39

Step-by-step explanation:

one number = x

another = 3x

x+3x = 12

4x = 12

x = 12/4 = 3

units place = 3x = 9

tens place= x = 3

number = 39

Answer Link

Otras preguntas

Why is the Venda language dying?
what do you mean by happiness ???​
State what kind of reaction this is and how can you tell?
PLEAS HELP. ITS URGENTTTTT ILL MARK U BRAI LIST
Find an equivalent fraction of 36/48 having denominator 6.
निम्न में से कौन नकारात्मक मूल्य है
barrackpore meerut gorakpore dandi champaran​
1500 Words Format of submission: WORD file. Requirements: Write a three-week module lesson plan with curriculum modifications and adaptions of a mainstream cla
Savannah takes a car to a title loan business to borrow some money. Savannah is given $2,900.00. She must pay back the $2,900.00 in addition to a $1,375.00 fee
Explain the different application areas that these AI is being used