What is 7.8 × 105 m/h in kilometers per day?
a.
3.24 × 10^10 km/day
b.
3.24 × 10^8 km/day
c.
1.872 × 10^6 km/day
d.
1.872 × 10^4 km/day

Will mark brainliest if you answer ! the taco shop sold 198 lunches friday. this number is 3 more than 3 times the number they sold monday. let n represent the number of lunches sold monday. which equation shows an equality between two different ways of expressing the number of lunches sold on friday? a. n – 3 = 198 b. 3n – 3 = 198 c. 3n + 3 = 198 d. n + 3 = 198

If 20% of a number is 35, what is 50% of that number?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)