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Find number abc

If 7283b + a988a = bc27b7 find number abc. Multiple solutions may exist.

Correct answers: 2

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This morning as I was buttonin...

This morning as I was buttoning my shirt, a button fell off.
After that, I picked up my briefcase, and the handle fell off.
Then I went to open the door, and the doorknob fell off.
I went to get into my car, and the door handle came off in my hand.
Now I'm afraid to pee.

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Ian Donald

Born 27 Dec 1910; died 19 Jun 1987 at age 76. English physician who first successfully applied ultrasound reflection imaging for medical diagnosis. He had become familiar with sonar during service in WW II, and first tested the idea of probing organs with ultrasound on 21 Jul 1955, when he investigated specimens of tumours from human organs with an industrial ultrasonic metal flaw detector. After a period of development, he later he used ultrasound in a life-saving diagnosis of a huge, easily removable, ovarian cyst in a woman who had been diagnosed by others as having inoperable stomach cancer. He published the Investigation of Abdominal Masses by Pulsed Ultrasound in The Lancet (7 Jun 1958). The next year, he extended its use to investigate fetal growth during pregnancy.«*

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