Answer:
2
Step-by-step explanation:
In 30-60-90
The hypotenuse is always the short leg multiplied by 2
So going backward, 4/2 = 2
Answer:
Step-by-step explanation:
GIVEN: In the school year in country A, there were foreign students from country B. This number is more than the number of students from country C.
TO FIND: How many foreign students were from country C.
SOLUTION:
Total foreign students from country B
let the foreign students from country C be
As the students from country B is more than the country C
Students from country B
Hence the number of students from country C are
Answer:
63 is 90% of 70
Step-by-step explanation:
multiply 70 x .9 or 70(.9)
Hello!
For #1, the LCD is (A) 12 since both numbers go into 12 as their minimal number.
For #2, the missing number is (B) 4 because 1/4*4/4=4/16.
For #3, the answer is (B) 3 because you have to crossmultiply 20n(4*15) to find the answer.
for #4, the correct answer is (A) 4/5 is less than 5/6 because when converted into fractions with a common denominator, 24/30 is less than 25/30.
For #5, the LCD is 36; therefore, the answer is (A) because the fractions in the answer are properly converted to their new denominator.
I really hope I helped!