Added ounces to kilograms convertion

Author: Lcvieira2001

Conversions/OuncesToKilograms.js

@@ -0,0 +1,8 @@
+/*  https://en.wikipedia.org/wiki/Ounce returns it up to 3 decimal places  */
+const ouncesToKilograms = (oz) => {
+  let res = oz * 28.3498 / 1000
+  res = res.toFixed(3)
+  return parseFloat(res)
+}
+
+export { ouncesToKilograms }

Conversions/test/OuncesToKilogram.test.js

@@ -0,0 +1,7 @@
+import { ouncesToKilograms } from '../OuncesToKilograms'
+
+describe('Testing OuncesToKilogram', () => {
+  it('should return ', () => {
+    expect(ouncesToKilograms(60)).toBe(1.701)
+  })
+})