517284 books have been sold to date.
Step-by-step explanation:
Given,
Copies sold in first month = 41900
This represents 8.1% of copies sold to date.
Let,
x be the number of copies that have been sold to date.
8.1% of x = 41900
Dividing both sides by 0.081
Rounding off to nearest whole number
x = 517284
517284 books have been sold to date.
Keywords: percentage, division
Learn more about division at:
#LearnwithBrainly
Answer:
a = d - r + c
Step-by-step explanation:
Simply switch the terms around a bit and you have the answer.
Hope this helped!
Answer:
Step-by-step explanation:
Let Greg's saving = x
21x -7
Answer:
Step-by-step explanation:
2x² + 6x - 5 = 0
D = 36 + 40 = 76 = (2√19)²
= ( - 6 - 2√19) / 4 = <em>( - 3 - √19) / 2</em>
= <em>( - 3 + √19) / 2</em>
Answer:
$839.95
Step-by-step explanation:
Sales tax = 7 % × cost
Sales tax = 0.07 × 785
Sales tax = $54.95
=====
Cost = price + sales tax
Cost = 785 + 54.95
Cost = $839.95
The cost to purchase is $839.95.