Let the original number be x.
Acc. to the question,
2x+1616=(2/5)x
or, 10x+8080=2x
or, 10x-2x= -8080
or, 8x= -8080
or, x= -8080/8
or, x = -1010
Therefore, the original number is -1010
◆ Arithmetic Progressions ◆
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Answer:
she will need 735 buttons.
Step-by-step explanation:
11+2+2=15 buttons for each blouse
15x49=735 buttons total