I'm not sure how to calculate 12.5% of £168 anyone that can if so that'd be great!

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!