Answer:
5
Step-by-step explanation:
8 quizzes / 2 weeks = 20 quizzes / x weeks
Cross multiply:
8x = 40
Divide:
x = 5
Harold will have to attend 5 weeks.
Answer:
B is the right one i bet u 100 point s
Answer:
18 is the GCF
Step-by-step explanation:
Factors of 18: 1, 2, 3, 6, 9, 18
Factors of 54: 1, 2, 3, 6, 9, 18, 27, 54
10.69 just use a calculator
Step-by-step explanation:
∆PQR similar to ∆ JKL
JK/KL= PQ/QR
6/12=3/QR
QR=3×2= 6
therefore, tan(R) = PQ/QR = 3/6=1/2
and, tan(J) = KL/JK =12/6=2


tan(J)=4.tan(R)
option D