1/2 + 1/4 + 2/5
=(2+1)/4 + 2/5
=3/4 +2/5
=(3*5+2*4)/4*5
=(15+8)/20
=23/20
Answer:
7854 cm²
Step-by-step explanation:
3.14 x 50² = 7850
Answer:
B. $1.60 per notebook
Step-by-step explanation:
Because:
4 notebooks ÷ $2.50 (4 notebooks cost) = $1.60 per notebook
Answer:
$135
Step-by-step explanation:
P is the principal amount, $600.00.
r is the interest rate, 4.5% per year, or in decimal form, 4.5/100=0.045.
t is the time involved, 5....year(s) time periods.
So, t is 5....year time periods.
To find the simple interest, we multiply 600 × 0.045 × 5 to get that:
:) hope this helps
