Answer:
x>=3
Step-by-step explanation:
5x-6>=9
5x>=9+6
5x>=15
x>=15/5
x>=3
Answer:
r=14cm
Step-by-step explanation:
Curved Surface area of a cylinder=484cm²
Height=5.5cm
r=?
Curved Surface Area=2πrh
484=2×3.142×r×5.5
484=34.56r
r=484/34.56
r=14cm
John is 78 1/2 years old and his sister is 73 1/2 years old
Answer:
336
Step-by-step explanation:
Using the definition of n
= n ! / (n- r) !
where n ! = n(n - 1)(n - 2).... × 3 × 2 × 1
8
= 8 ! / (8 - 3) !
= 8 ! / 5 !
= 
[ cancel 5(4)(3)(2)(1) on numerator/denominator
= 8 × 7 × 6 = 336