Answer:
it's esay so it's that u subtract 15 and 4 u get 11 u just leave the 10 there and 15- 4 is 11
As ratio of parrot fish to clownfish is 4:3
which can be expressed as 4x:3x where x is a natural number.
as 4x = 20
so x = 5
so clownfish = 3x = 3*5 = 15
He saw 15 clownfish
Magnitude is sqrt ( -sqrt2/2 ^2 + -sqrt2/2 ^2)
= sqrt (0.5 + 0.5)
= 1
The vector is in the third quadrant and its tangent = 1 so the angle is 180 + 45
= 225 degrees
B↪no of bolts
n↪no of nuts
then, according to the given condition:
❇'b' is 7 more than 3 times of 'n'
ie,
▶b=3×n+7
▶b=3n+7 is the required equation