A 3-digit number 4a5 is added to another 3-digit number 675 to give a 4-digit number 11b0, which is divisible by 3. Then a+b is:

Options
- 16
- 17
- 15
- 14

CORRECT ANSWER : 16

Discussion Board
solution

4a5+675=11b0
when b=1,7
1110,1170 is divisible by 3
for 1110 a=3
since 435+675=1110
for 1170 a=9
since 495+675=1170
hence answer can be either
a=3 and b=1 sum=4 or a=9 and b=7 sum=16
by given option answer=16

MOHAN 05-19-2025 12:16 PM

answer 4

If a =3 , b = 1
Then 435 + 675 =1110 .
1110 is divisible by 3.
therefore a+b=4

sudarsan 03-25-2025 12:18 PM

Answer : 15

If a=9,b=6
Then 495+675=1160
We nover get 16 as the answer so that crct answer is 15.

Manjunatha 01-27-2023 04:12 AM

For query in question

Ans should be 4....but there is no option like this

Nandkishor Satpute 01-9-2021 06:58 AM

Solution for this question

A 3-digit number 4a5 is added to another 3-digit number 675 to give a 4-digit number 11b0, which is divisible by 3. Then a+b is:

Mukhesh katkam 10-8-2018 10:43 AM

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